aws-sdk-pinpoint 0.4.0

// Code generated by software.amazon.smithy.rust.codegen.smithy-rs. DO NOT EDIT.
pub fn parse_http_generic_error(
    response: &http::Response<bytes::Bytes>,
) -> Result<aws_smithy_types::Error, aws_smithy_json::deserialize::Error> {
    crate::json_errors::parse_generic_error(response.body(), response.headers())
}

pub fn deser_structure_crate_error_bad_request_exception_json_err(
    value: &[u8],
    mut builder: crate::error::bad_request_exception::Builder,
) -> Result<crate::error::bad_request_exception::Builder, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "Message" => {
                        builder = builder.set_message(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    "RequestID" => {
                        builder = builder.set_request_id(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(aws_smithy_json::deserialize::Error::custom(format!(
                    "expected object key or end object, found: {:?}",
                    other
                )))
            }
        }
    }
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    Ok(builder)
}

pub fn deser_structure_crate_error_forbidden_exception_json_err(
    value: &[u8],
    mut builder: crate::error::forbidden_exception::Builder,
) -> Result<crate::error::forbidden_exception::Builder, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "Message" => {
                        builder = builder.set_message(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    "RequestID" => {
                        builder = builder.set_request_id(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(aws_smithy_json::deserialize::Error::custom(format!(
                    "expected object key or end object, found: {:?}",
                    other
                )))
            }
        }
    }
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    Ok(builder)
}

pub fn deser_structure_crate_error_internal_server_error_exception_json_err(
    value: &[u8],
    mut builder: crate::error::internal_server_error_exception::Builder,
) -> Result<
    crate::error::internal_server_error_exception::Builder,
    aws_smithy_json::deserialize::Error,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "Message" => {
                        builder = builder.set_message(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    "RequestID" => {
                        builder = builder.set_request_id(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(aws_smithy_json::deserialize::Error::custom(format!(
                    "expected object key or end object, found: {:?}",
                    other
                )))
            }
        }
    }
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    Ok(builder)
}

pub fn deser_structure_crate_error_method_not_allowed_exception_json_err(
    value: &[u8],
    mut builder: crate::error::method_not_allowed_exception::Builder,
) -> Result<crate::error::method_not_allowed_exception::Builder, aws_smithy_json::deserialize::Error>
{
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "Message" => {
                        builder = builder.set_message(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    "RequestID" => {
                        builder = builder.set_request_id(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(aws_smithy_json::deserialize::Error::custom(format!(
                    "expected object key or end object, found: {:?}",
                    other
                )))
            }
        }
    }
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    Ok(builder)
}

pub fn deser_structure_crate_error_not_found_exception_json_err(
    value: &[u8],
    mut builder: crate::error::not_found_exception::Builder,
) -> Result<crate::error::not_found_exception::Builder, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "Message" => {
                        builder = builder.set_message(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    "RequestID" => {
                        builder = builder.set_request_id(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(aws_smithy_json::deserialize::Error::custom(format!(
                    "expected object key or end object, found: {:?}",
                    other
                )))
            }
        }
    }
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    Ok(builder)
}

pub fn deser_structure_crate_error_payload_too_large_exception_json_err(
    value: &[u8],
    mut builder: crate::error::payload_too_large_exception::Builder,
) -> Result<crate::error::payload_too_large_exception::Builder, aws_smithy_json::deserialize::Error>
{
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "Message" => {
                        builder = builder.set_message(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    "RequestID" => {
                        builder = builder.set_request_id(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(aws_smithy_json::deserialize::Error::custom(format!(
                    "expected object key or end object, found: {:?}",
                    other
                )))
            }
        }
    }
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    Ok(builder)
}

pub fn deser_structure_crate_error_too_many_requests_exception_json_err(
    value: &[u8],
    mut builder: crate::error::too_many_requests_exception::Builder,
) -> Result<crate::error::too_many_requests_exception::Builder, aws_smithy_json::deserialize::Error>
{
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "Message" => {
                        builder = builder.set_message(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    "RequestID" => {
                        builder = builder.set_request_id(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(aws_smithy_json::deserialize::Error::custom(format!(
                    "expected object key or end object, found: {:?}",
                    other
                )))
            }
        }
    }
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    Ok(builder)
}

pub fn deser_structure_crate_error_conflict_exception_json_err(
    value: &[u8],
    mut builder: crate::error::conflict_exception::Builder,
) -> Result<crate::error::conflict_exception::Builder, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "Message" => {
                        builder = builder.set_message(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    "RequestID" => {
                        builder = builder.set_request_id(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(aws_smithy_json::deserialize::Error::custom(format!(
                    "expected object key or end object, found: {:?}",
                    other
                )))
            }
        }
    }
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    Ok(builder)
}

pub fn deser_structure_crate_model_application_response_payload(
    input: &[u8],
) -> Result<crate::model::ApplicationResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_application_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_campaign_response_payload(
    input: &[u8],
) -> Result<crate::model::CampaignResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_campaign_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_create_template_message_body_payload(
    input: &[u8],
) -> Result<crate::model::CreateTemplateMessageBody, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result =
        crate::json_deser::deser_structure_crate_model_create_template_message_body(tokens)?
            .ok_or_else(|| {
                aws_smithy_json::deserialize::Error::custom("expected payload member value")
            });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_export_job_response_payload(
    input: &[u8],
) -> Result<crate::model::ExportJobResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_export_job_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_import_job_response_payload(
    input: &[u8],
) -> Result<crate::model::ImportJobResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_import_job_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_template_create_message_body_payload(
    input: &[u8],
) -> Result<crate::model::TemplateCreateMessageBody, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result =
        crate::json_deser::deser_structure_crate_model_template_create_message_body(tokens)?
            .ok_or_else(|| {
                aws_smithy_json::deserialize::Error::custom("expected payload member value")
            });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_journey_response_payload(
    input: &[u8],
) -> Result<crate::model::JourneyResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_journey_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_recommender_configuration_response_payload(
    input: &[u8],
) -> Result<crate::model::RecommenderConfigurationResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result =
        crate::json_deser::deser_structure_crate_model_recommender_configuration_response(tokens)?
            .ok_or_else(|| {
                aws_smithy_json::deserialize::Error::custom("expected payload member value")
            });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_segment_response_payload(
    input: &[u8],
) -> Result<crate::model::SegmentResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_segment_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_adm_channel_response_payload(
    input: &[u8],
) -> Result<crate::model::AdmChannelResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_adm_channel_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_apns_channel_response_payload(
    input: &[u8],
) -> Result<crate::model::ApnsChannelResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_apns_channel_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_apns_sandbox_channel_response_payload(
    input: &[u8],
) -> Result<crate::model::ApnsSandboxChannelResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result =
        crate::json_deser::deser_structure_crate_model_apns_sandbox_channel_response(tokens)?
            .ok_or_else(|| {
                aws_smithy_json::deserialize::Error::custom("expected payload member value")
            });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_apns_voip_channel_response_payload(
    input: &[u8],
) -> Result<crate::model::ApnsVoipChannelResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_apns_voip_channel_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_apns_voip_sandbox_channel_response_payload(
    input: &[u8],
) -> Result<crate::model::ApnsVoipSandboxChannelResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result =
        crate::json_deser::deser_structure_crate_model_apns_voip_sandbox_channel_response(tokens)?
            .ok_or_else(|| {
                aws_smithy_json::deserialize::Error::custom("expected payload member value")
            });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_baidu_channel_response_payload(
    input: &[u8],
) -> Result<crate::model::BaiduChannelResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_baidu_channel_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_email_channel_response_payload(
    input: &[u8],
) -> Result<crate::model::EmailChannelResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_email_channel_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_message_body_payload(
    input: &[u8],
) -> Result<crate::model::MessageBody, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result =
        crate::json_deser::deser_structure_crate_model_message_body(tokens)?.ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_endpoint_response_payload(
    input: &[u8],
) -> Result<crate::model::EndpointResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_endpoint_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_event_stream_payload(
    input: &[u8],
) -> Result<crate::model::EventStream, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result =
        crate::json_deser::deser_structure_crate_model_event_stream(tokens)?.ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_gcm_channel_response_payload(
    input: &[u8],
) -> Result<crate::model::GcmChannelResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_gcm_channel_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_sms_channel_response_payload(
    input: &[u8],
) -> Result<crate::model::SmsChannelResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_sms_channel_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_endpoints_response_payload(
    input: &[u8],
) -> Result<crate::model::EndpointsResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_endpoints_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_voice_channel_response_payload(
    input: &[u8],
) -> Result<crate::model::VoiceChannelResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_voice_channel_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_application_date_range_kpi_response_payload(
    input: &[u8],
) -> Result<crate::model::ApplicationDateRangeKpiResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result =
        crate::json_deser::deser_structure_crate_model_application_date_range_kpi_response(tokens)?
            .ok_or_else(|| {
                aws_smithy_json::deserialize::Error::custom("expected payload member value")
            });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_application_settings_resource_payload(
    input: &[u8],
) -> Result<crate::model::ApplicationSettingsResource, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result =
        crate::json_deser::deser_structure_crate_model_application_settings_resource(tokens)?
            .ok_or_else(|| {
                aws_smithy_json::deserialize::Error::custom("expected payload member value")
            });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_applications_response_payload(
    input: &[u8],
) -> Result<crate::model::ApplicationsResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_applications_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_activities_response_payload(
    input: &[u8],
) -> Result<crate::model::ActivitiesResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_activities_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_campaign_date_range_kpi_response_payload(
    input: &[u8],
) -> Result<crate::model::CampaignDateRangeKpiResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result =
        crate::json_deser::deser_structure_crate_model_campaign_date_range_kpi_response(tokens)?
            .ok_or_else(|| {
                aws_smithy_json::deserialize::Error::custom("expected payload member value")
            });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_campaigns_response_payload(
    input: &[u8],
) -> Result<crate::model::CampaignsResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_campaigns_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_channels_response_payload(
    input: &[u8],
) -> Result<crate::model::ChannelsResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_channels_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_email_template_response_payload(
    input: &[u8],
) -> Result<crate::model::EmailTemplateResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_email_template_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_export_jobs_response_payload(
    input: &[u8],
) -> Result<crate::model::ExportJobsResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_export_jobs_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_import_jobs_response_payload(
    input: &[u8],
) -> Result<crate::model::ImportJobsResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_import_jobs_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_in_app_messages_response_payload(
    input: &[u8],
) -> Result<crate::model::InAppMessagesResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_in_app_messages_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_in_app_template_response_payload(
    input: &[u8],
) -> Result<crate::model::InAppTemplateResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_in_app_template_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_journey_date_range_kpi_response_payload(
    input: &[u8],
) -> Result<crate::model::JourneyDateRangeKpiResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result =
        crate::json_deser::deser_structure_crate_model_journey_date_range_kpi_response(tokens)?
            .ok_or_else(|| {
                aws_smithy_json::deserialize::Error::custom("expected payload member value")
            });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_journey_execution_activity_metrics_response_payload(
    input: &[u8],
) -> Result<
    crate::model::JourneyExecutionActivityMetricsResponse,
    aws_smithy_json::deserialize::Error,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result =
        crate::json_deser::deser_structure_crate_model_journey_execution_activity_metrics_response(
            tokens,
        )?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_journey_execution_metrics_response_payload(
    input: &[u8],
) -> Result<crate::model::JourneyExecutionMetricsResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result =
        crate::json_deser::deser_structure_crate_model_journey_execution_metrics_response(tokens)?
            .ok_or_else(|| {
                aws_smithy_json::deserialize::Error::custom("expected payload member value")
            });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_push_notification_template_response_payload(
    input: &[u8],
) -> Result<crate::model::PushNotificationTemplateResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result =
        crate::json_deser::deser_structure_crate_model_push_notification_template_response(tokens)?
            .ok_or_else(|| {
                aws_smithy_json::deserialize::Error::custom("expected payload member value")
            });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_list_recommender_configurations_response_payload(
    input: &[u8],
) -> Result<crate::model::ListRecommenderConfigurationsResponse, aws_smithy_json::deserialize::Error>
{
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result =
        crate::json_deser::deser_structure_crate_model_list_recommender_configurations_response(
            tokens,
        )?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_segments_response_payload(
    input: &[u8],
) -> Result<crate::model::SegmentsResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_segments_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_sms_template_response_payload(
    input: &[u8],
) -> Result<crate::model::SmsTemplateResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_sms_template_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_voice_template_response_payload(
    input: &[u8],
) -> Result<crate::model::VoiceTemplateResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_voice_template_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_journeys_response_payload(
    input: &[u8],
) -> Result<crate::model::JourneysResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_journeys_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_tags_model_payload(
    input: &[u8],
) -> Result<crate::model::TagsModel, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result =
        crate::json_deser::deser_structure_crate_model_tags_model(tokens)?.ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_templates_response_payload(
    input: &[u8],
) -> Result<crate::model::TemplatesResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_templates_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_template_versions_response_payload(
    input: &[u8],
) -> Result<crate::model::TemplateVersionsResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_template_versions_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_number_validate_response_payload(
    input: &[u8],
) -> Result<crate::model::NumberValidateResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_number_validate_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_events_response_payload(
    input: &[u8],
) -> Result<crate::model::EventsResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_events_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_attributes_resource_payload(
    input: &[u8],
) -> Result<crate::model::AttributesResource, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_attributes_resource(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_message_response_payload(
    input: &[u8],
) -> Result<crate::model::MessageResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_message_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_send_users_message_response_payload(
    input: &[u8],
) -> Result<crate::model::SendUsersMessageResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result =
        crate::json_deser::deser_structure_crate_model_send_users_message_response(tokens)?
            .ok_or_else(|| {
                aws_smithy_json::deserialize::Error::custom("expected payload member value")
            });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn deser_structure_crate_model_verification_response_payload(
    input: &[u8],
) -> Result<crate::model::VerificationResponse, aws_smithy_json::deserialize::Error> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(input))
            .peekable();
    let tokens = &mut tokens_owned;
    let result = crate::json_deser::deser_structure_crate_model_verification_response(tokens)?
        .ok_or_else(|| {
            aws_smithy_json::deserialize::Error::custom("expected payload member value")
        });
    if tokens.next().is_some() {
        return Err(aws_smithy_json::deserialize::Error::custom(
            "found more JSON tokens after completing parsing",
        ));
    }
    result
}

pub fn or_empty_doc(data: &[u8]) -> &[u8] {
    if data.is_empty() {
        b"{}"
    } else {
        data
    }
}

pub fn deser_structure_crate_model_application_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::ApplicationResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::ApplicationResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Arn" => {
                                builder = builder.set_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Id" => {
                                builder = builder.set_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Name" => {
                                builder = builder.set_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "tags" => {
                                builder = builder.set_tags(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of__string(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_campaign_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::CampaignResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::CampaignResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "AdditionalTreatments" => {
                                builder = builder.set_additional_treatments(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of_treatment_resource(tokens)?
                                );
                            }
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Arn" => {
                                builder = builder.set_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CreationDate" => {
                                builder = builder.set_creation_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CustomDeliveryConfiguration" => {
                                builder = builder.set_custom_delivery_configuration(
                                    crate::json_deser::deser_structure_crate_model_custom_delivery_configuration(tokens)?
                                );
                            }
                            "DefaultState" => {
                                builder = builder.set_default_state(
                                    crate::json_deser::deser_structure_crate_model_campaign_state(
                                        tokens,
                                    )?,
                                );
                            }
                            "Description" => {
                                builder = builder.set_description(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "HoldoutPercent" => {
                                builder = builder.set_holdout_percent(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "Hook" => {
                                builder = builder.set_hook(
                                    crate::json_deser::deser_structure_crate_model_campaign_hook(
                                        tokens,
                                    )?,
                                );
                            }
                            "Id" => {
                                builder = builder.set_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "IsPaused" => {
                                builder = builder.set_is_paused(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "LastModifiedDate" => {
                                builder = builder.set_last_modified_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Limits" => {
                                builder = builder.set_limits(
                                    crate::json_deser::deser_structure_crate_model_campaign_limits(
                                        tokens,
                                    )?,
                                );
                            }
                            "MessageConfiguration" => {
                                builder = builder.set_message_configuration(
                                    crate::json_deser::deser_structure_crate_model_message_configuration(tokens)?
                                );
                            }
                            "Name" => {
                                builder = builder.set_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Schedule" => {
                                builder = builder.set_schedule(
                                    crate::json_deser::deser_structure_crate_model_schedule(
                                        tokens,
                                    )?,
                                );
                            }
                            "SegmentId" => {
                                builder = builder.set_segment_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "SegmentVersion" => {
                                builder = builder.set_segment_version(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "State" => {
                                builder = builder.set_state(
                                    crate::json_deser::deser_structure_crate_model_campaign_state(
                                        tokens,
                                    )?,
                                );
                            }
                            "tags" => {
                                builder = builder.set_tags(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of__string(tokens)?
                                );
                            }
                            "TemplateConfiguration" => {
                                builder = builder.set_template_configuration(
                                    crate::json_deser::deser_structure_crate_model_template_configuration(tokens)?
                                );
                            }
                            "TreatmentDescription" => {
                                builder = builder.set_treatment_description(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TreatmentName" => {
                                builder = builder.set_treatment_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Version" => {
                                builder = builder.set_version(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "Priority" => {
                                builder = builder.set_priority(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_create_template_message_body<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::CreateTemplateMessageBody>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::CreateTemplateMessageBody::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Arn" => {
                                builder = builder.set_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Message" => {
                                builder = builder.set_message(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "RequestID" => {
                                builder = builder.set_request_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_export_job_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::ExportJobResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::ExportJobResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CompletedPieces" => {
                                builder = builder.set_completed_pieces(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "CompletionDate" => {
                                builder = builder.set_completion_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CreationDate" => {
                                builder = builder.set_creation_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Definition" => {
                                builder = builder.set_definition(
                                    crate::json_deser::deser_structure_crate_model_export_job_resource(tokens)?
                                );
                            }
                            "FailedPieces" => {
                                builder = builder.set_failed_pieces(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "Failures" => {
                                builder = builder.set_failures(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of__string(tokens)?
                                );
                            }
                            "Id" => {
                                builder = builder.set_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "JobStatus" => {
                                builder = builder.set_job_status(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::JobStatus::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "TotalFailures" => {
                                builder = builder.set_total_failures(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "TotalPieces" => {
                                builder = builder.set_total_pieces(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "TotalProcessed" => {
                                builder = builder.set_total_processed(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "Type" => {
                                builder = builder.set_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_import_job_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::ImportJobResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::ImportJobResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CompletedPieces" => {
                                builder = builder.set_completed_pieces(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "CompletionDate" => {
                                builder = builder.set_completion_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CreationDate" => {
                                builder = builder.set_creation_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Definition" => {
                                builder = builder.set_definition(
                                    crate::json_deser::deser_structure_crate_model_import_job_resource(tokens)?
                                );
                            }
                            "FailedPieces" => {
                                builder = builder.set_failed_pieces(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "Failures" => {
                                builder = builder.set_failures(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of__string(tokens)?
                                );
                            }
                            "Id" => {
                                builder = builder.set_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "JobStatus" => {
                                builder = builder.set_job_status(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::JobStatus::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "TotalFailures" => {
                                builder = builder.set_total_failures(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "TotalPieces" => {
                                builder = builder.set_total_pieces(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "TotalProcessed" => {
                                builder = builder.set_total_processed(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "Type" => {
                                builder = builder.set_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_template_create_message_body<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::TemplateCreateMessageBody>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::TemplateCreateMessageBody::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Arn" => {
                                builder = builder.set_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Message" => {
                                builder = builder.set_message(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "RequestID" => {
                                builder = builder.set_request_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_journey_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::JourneyResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::JourneyResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Activities" => {
                                builder = builder.set_activities(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of_activity(tokens)?
                                );
                            }
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CreationDate" => {
                                builder = builder.set_creation_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Id" => {
                                builder = builder.set_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "LastModifiedDate" => {
                                builder = builder.set_last_modified_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Limits" => {
                                builder = builder.set_limits(
                                    crate::json_deser::deser_structure_crate_model_journey_limits(
                                        tokens,
                                    )?,
                                );
                            }
                            "LocalTime" => {
                                builder = builder.set_local_time(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "Name" => {
                                builder = builder.set_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "QuietTime" => {
                                builder = builder.set_quiet_time(
                                    crate::json_deser::deser_structure_crate_model_quiet_time(
                                        tokens,
                                    )?,
                                );
                            }
                            "RefreshFrequency" => {
                                builder = builder.set_refresh_frequency(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Schedule" => {
                                builder = builder.set_schedule(
                                    crate::json_deser::deser_structure_crate_model_journey_schedule(tokens)?
                                );
                            }
                            "StartActivity" => {
                                builder = builder.set_start_activity(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "StartCondition" => {
                                builder = builder.set_start_condition(
                                    crate::json_deser::deser_structure_crate_model_start_condition(
                                        tokens,
                                    )?,
                                );
                            }
                            "State" => {
                                builder = builder.set_state(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::State::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "tags" => {
                                builder = builder.set_tags(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of__string(tokens)?
                                );
                            }
                            "WaitForQuietTime" => {
                                builder = builder.set_wait_for_quiet_time(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "RefreshOnSegmentUpdate" => {
                                builder = builder.set_refresh_on_segment_update(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "JourneyChannelSettings" => {
                                builder = builder.set_journey_channel_settings(
                                    crate::json_deser::deser_structure_crate_model_journey_channel_settings(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_recommender_configuration_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::RecommenderConfigurationResponse>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::RecommenderConfigurationResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Attributes" => {
                                builder = builder.set_attributes(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of__string(tokens)?
                                );
                            }
                            "CreationDate" => {
                                builder = builder.set_creation_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Description" => {
                                builder = builder.set_description(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Id" => {
                                builder = builder.set_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "LastModifiedDate" => {
                                builder = builder.set_last_modified_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Name" => {
                                builder = builder.set_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "RecommendationProviderIdType" => {
                                builder = builder.set_recommendation_provider_id_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "RecommendationProviderRoleArn" => {
                                builder = builder.set_recommendation_provider_role_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "RecommendationProviderUri" => {
                                builder = builder.set_recommendation_provider_uri(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "RecommendationTransformerUri" => {
                                builder = builder.set_recommendation_transformer_uri(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "RecommendationsDisplayName" => {
                                builder = builder.set_recommendations_display_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "RecommendationsPerMessage" => {
                                builder = builder.set_recommendations_per_message(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_segment_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::SegmentResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::SegmentResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Arn" => {
                                builder = builder.set_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CreationDate" => {
                                builder = builder.set_creation_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Dimensions" => {
                                builder = builder.set_dimensions(
                                    crate::json_deser::deser_structure_crate_model_segment_dimensions(tokens)?
                                );
                            }
                            "Id" => {
                                builder = builder.set_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "ImportDefinition" => {
                                builder = builder.set_import_definition(
                                    crate::json_deser::deser_structure_crate_model_segment_import_resource(tokens)?
                                );
                            }
                            "LastModifiedDate" => {
                                builder = builder.set_last_modified_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Name" => {
                                builder = builder.set_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "SegmentGroups" => {
                                builder = builder.set_segment_groups(
                                    crate::json_deser::deser_structure_crate_model_segment_group_list(tokens)?
                                );
                            }
                            "SegmentType" => {
                                builder = builder.set_segment_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::SegmentType::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "tags" => {
                                builder = builder.set_tags(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of__string(tokens)?
                                );
                            }
                            "Version" => {
                                builder = builder.set_version(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_adm_channel_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::AdmChannelResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::AdmChannelResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CreationDate" => {
                                builder = builder.set_creation_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Enabled" => {
                                builder = builder.set_enabled(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "HasCredential" => {
                                builder = builder.set_has_credential(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "Id" => {
                                builder = builder.set_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "IsArchived" => {
                                builder = builder.set_is_archived(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "LastModifiedBy" => {
                                builder = builder.set_last_modified_by(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "LastModifiedDate" => {
                                builder = builder.set_last_modified_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Platform" => {
                                builder = builder.set_platform(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Version" => {
                                builder = builder.set_version(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_apns_channel_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::ApnsChannelResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::ApnsChannelResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CreationDate" => {
                                builder = builder.set_creation_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "DefaultAuthenticationMethod" => {
                                builder = builder.set_default_authentication_method(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Enabled" => {
                                builder = builder.set_enabled(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "HasCredential" => {
                                builder = builder.set_has_credential(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "HasTokenKey" => {
                                builder = builder.set_has_token_key(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "Id" => {
                                builder = builder.set_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "IsArchived" => {
                                builder = builder.set_is_archived(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "LastModifiedBy" => {
                                builder = builder.set_last_modified_by(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "LastModifiedDate" => {
                                builder = builder.set_last_modified_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Platform" => {
                                builder = builder.set_platform(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Version" => {
                                builder = builder.set_version(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_apns_sandbox_channel_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::ApnsSandboxChannelResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::ApnsSandboxChannelResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CreationDate" => {
                                builder = builder.set_creation_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "DefaultAuthenticationMethod" => {
                                builder = builder.set_default_authentication_method(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Enabled" => {
                                builder = builder.set_enabled(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "HasCredential" => {
                                builder = builder.set_has_credential(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "HasTokenKey" => {
                                builder = builder.set_has_token_key(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "Id" => {
                                builder = builder.set_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "IsArchived" => {
                                builder = builder.set_is_archived(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "LastModifiedBy" => {
                                builder = builder.set_last_modified_by(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "LastModifiedDate" => {
                                builder = builder.set_last_modified_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Platform" => {
                                builder = builder.set_platform(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Version" => {
                                builder = builder.set_version(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_apns_voip_channel_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::ApnsVoipChannelResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::ApnsVoipChannelResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CreationDate" => {
                                builder = builder.set_creation_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "DefaultAuthenticationMethod" => {
                                builder = builder.set_default_authentication_method(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Enabled" => {
                                builder = builder.set_enabled(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "HasCredential" => {
                                builder = builder.set_has_credential(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "HasTokenKey" => {
                                builder = builder.set_has_token_key(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "Id" => {
                                builder = builder.set_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "IsArchived" => {
                                builder = builder.set_is_archived(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "LastModifiedBy" => {
                                builder = builder.set_last_modified_by(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "LastModifiedDate" => {
                                builder = builder.set_last_modified_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Platform" => {
                                builder = builder.set_platform(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Version" => {
                                builder = builder.set_version(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_apns_voip_sandbox_channel_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::ApnsVoipSandboxChannelResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::ApnsVoipSandboxChannelResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CreationDate" => {
                                builder = builder.set_creation_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "DefaultAuthenticationMethod" => {
                                builder = builder.set_default_authentication_method(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Enabled" => {
                                builder = builder.set_enabled(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "HasCredential" => {
                                builder = builder.set_has_credential(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "HasTokenKey" => {
                                builder = builder.set_has_token_key(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "Id" => {
                                builder = builder.set_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "IsArchived" => {
                                builder = builder.set_is_archived(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "LastModifiedBy" => {
                                builder = builder.set_last_modified_by(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "LastModifiedDate" => {
                                builder = builder.set_last_modified_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Platform" => {
                                builder = builder.set_platform(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Version" => {
                                builder = builder.set_version(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_baidu_channel_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::BaiduChannelResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::BaiduChannelResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CreationDate" => {
                                builder = builder.set_creation_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Credential" => {
                                builder = builder.set_credential(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Enabled" => {
                                builder = builder.set_enabled(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "HasCredential" => {
                                builder = builder.set_has_credential(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "Id" => {
                                builder = builder.set_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "IsArchived" => {
                                builder = builder.set_is_archived(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "LastModifiedBy" => {
                                builder = builder.set_last_modified_by(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "LastModifiedDate" => {
                                builder = builder.set_last_modified_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Platform" => {
                                builder = builder.set_platform(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Version" => {
                                builder = builder.set_version(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_email_channel_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::EmailChannelResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::EmailChannelResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "ConfigurationSet" => {
                                builder = builder.set_configuration_set(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CreationDate" => {
                                builder = builder.set_creation_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Enabled" => {
                                builder = builder.set_enabled(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "FromAddress" => {
                                builder = builder.set_from_address(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "HasCredential" => {
                                builder = builder.set_has_credential(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "Id" => {
                                builder = builder.set_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Identity" => {
                                builder = builder.set_identity(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "IsArchived" => {
                                builder = builder.set_is_archived(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "LastModifiedBy" => {
                                builder = builder.set_last_modified_by(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "LastModifiedDate" => {
                                builder = builder.set_last_modified_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "MessagesPerSecond" => {
                                builder = builder.set_messages_per_second(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "Platform" => {
                                builder = builder.set_platform(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "RoleArn" => {
                                builder = builder.set_role_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Version" => {
                                builder = builder.set_version(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_message_body<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::MessageBody>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::MessageBody::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Message" => {
                                builder = builder.set_message(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "RequestID" => {
                                builder = builder.set_request_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_endpoint_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::EndpointResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::EndpointResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Address" => {
                                builder = builder.set_address(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Attributes" => {
                                builder = builder.set_attributes(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of_list_of__string(tokens)?
                                );
                            }
                            "ChannelType" => {
                                builder = builder.set_channel_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::ChannelType::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "CohortId" => {
                                builder = builder.set_cohort_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CreationDate" => {
                                builder = builder.set_creation_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Demographic" => {
                                builder = builder.set_demographic(
                                    crate::json_deser::deser_structure_crate_model_endpoint_demographic(tokens)?
                                );
                            }
                            "EffectiveDate" => {
                                builder = builder.set_effective_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "EndpointStatus" => {
                                builder = builder.set_endpoint_status(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Id" => {
                                builder = builder.set_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Location" => {
                                builder = builder.set_location(
                                    crate::json_deser::deser_structure_crate_model_endpoint_location(tokens)?
                                );
                            }
                            "Metrics" => {
                                builder = builder.set_metrics(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of__double(tokens)?
                                );
                            }
                            "OptOut" => {
                                builder = builder.set_opt_out(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "RequestId" => {
                                builder = builder.set_request_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "User" => {
                                builder = builder.set_user(
                                    crate::json_deser::deser_structure_crate_model_endpoint_user(
                                        tokens,
                                    )?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_event_stream<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::EventStream>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::EventStream::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "DestinationStreamArn" => {
                                builder = builder.set_destination_stream_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "ExternalId" => {
                                builder = builder.set_external_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "LastModifiedDate" => {
                                builder = builder.set_last_modified_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "LastUpdatedBy" => {
                                builder = builder.set_last_updated_by(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "RoleArn" => {
                                builder = builder.set_role_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_gcm_channel_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::GcmChannelResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::GcmChannelResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CreationDate" => {
                                builder = builder.set_creation_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Credential" => {
                                builder = builder.set_credential(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Enabled" => {
                                builder = builder.set_enabled(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "HasCredential" => {
                                builder = builder.set_has_credential(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "Id" => {
                                builder = builder.set_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "IsArchived" => {
                                builder = builder.set_is_archived(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "LastModifiedBy" => {
                                builder = builder.set_last_modified_by(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "LastModifiedDate" => {
                                builder = builder.set_last_modified_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Platform" => {
                                builder = builder.set_platform(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Version" => {
                                builder = builder.set_version(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_sms_channel_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::SmsChannelResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::SmsChannelResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CreationDate" => {
                                builder = builder.set_creation_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Enabled" => {
                                builder = builder.set_enabled(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "HasCredential" => {
                                builder = builder.set_has_credential(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "Id" => {
                                builder = builder.set_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "IsArchived" => {
                                builder = builder.set_is_archived(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "LastModifiedBy" => {
                                builder = builder.set_last_modified_by(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "LastModifiedDate" => {
                                builder = builder.set_last_modified_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Platform" => {
                                builder = builder.set_platform(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "PromotionalMessagesPerSecond" => {
                                builder = builder.set_promotional_messages_per_second(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "SenderId" => {
                                builder = builder.set_sender_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "ShortCode" => {
                                builder = builder.set_short_code(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TransactionalMessagesPerSecond" => {
                                builder = builder.set_transactional_messages_per_second(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "Version" => {
                                builder = builder.set_version(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_endpoints_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::EndpointsResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::EndpointsResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Item" => {
                                builder = builder.set_item(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of_endpoint_response(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_voice_channel_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::VoiceChannelResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::VoiceChannelResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CreationDate" => {
                                builder = builder.set_creation_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Enabled" => {
                                builder = builder.set_enabled(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "HasCredential" => {
                                builder = builder.set_has_credential(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "Id" => {
                                builder = builder.set_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "IsArchived" => {
                                builder = builder.set_is_archived(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "LastModifiedBy" => {
                                builder = builder.set_last_modified_by(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "LastModifiedDate" => {
                                builder = builder.set_last_modified_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Platform" => {
                                builder = builder.set_platform(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Version" => {
                                builder = builder.set_version(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_application_date_range_kpi_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::ApplicationDateRangeKpiResponse>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::ApplicationDateRangeKpiResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "EndTime" => {
                                builder = builder.set_end_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::DateTime,
                                    )?,
                                );
                            }
                            "KpiName" => {
                                builder = builder.set_kpi_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "KpiResult" => {
                                builder = builder.set_kpi_result(
                                    crate::json_deser::deser_structure_crate_model_base_kpi_result(
                                        tokens,
                                    )?,
                                );
                            }
                            "NextToken" => {
                                builder = builder.set_next_token(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "StartTime" => {
                                builder = builder.set_start_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::DateTime,
                                    )?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_application_settings_resource<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::ApplicationSettingsResource>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::ApplicationSettingsResource::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CampaignHook" => {
                                builder = builder.set_campaign_hook(
                                    crate::json_deser::deser_structure_crate_model_campaign_hook(
                                        tokens,
                                    )?,
                                );
                            }
                            "LastModifiedDate" => {
                                builder = builder.set_last_modified_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Limits" => {
                                builder = builder.set_limits(
                                    crate::json_deser::deser_structure_crate_model_campaign_limits(
                                        tokens,
                                    )?,
                                );
                            }
                            "QuietTime" => {
                                builder = builder.set_quiet_time(
                                    crate::json_deser::deser_structure_crate_model_quiet_time(
                                        tokens,
                                    )?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_applications_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::ApplicationsResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::ApplicationsResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Item" => {
                                builder = builder.set_item(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of_application_response(tokens)?
                                );
                            }
                            "NextToken" => {
                                builder = builder.set_next_token(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_activities_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::ActivitiesResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::ActivitiesResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Item" => {
                                builder = builder.set_item(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of_activity_response(tokens)?
                                );
                            }
                            "NextToken" => {
                                builder = builder.set_next_token(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_campaign_date_range_kpi_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::CampaignDateRangeKpiResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::CampaignDateRangeKpiResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CampaignId" => {
                                builder = builder.set_campaign_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "EndTime" => {
                                builder = builder.set_end_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::DateTime,
                                    )?,
                                );
                            }
                            "KpiName" => {
                                builder = builder.set_kpi_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "KpiResult" => {
                                builder = builder.set_kpi_result(
                                    crate::json_deser::deser_structure_crate_model_base_kpi_result(
                                        tokens,
                                    )?,
                                );
                            }
                            "NextToken" => {
                                builder = builder.set_next_token(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "StartTime" => {
                                builder = builder.set_start_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::DateTime,
                                    )?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_campaigns_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::CampaignsResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::CampaignsResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Item" => {
                                builder = builder.set_item(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of_campaign_response(tokens)?
                                );
                            }
                            "NextToken" => {
                                builder = builder.set_next_token(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_channels_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::ChannelsResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::ChannelsResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Channels" => {
                                builder = builder.set_channels(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of_channel_response(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_email_template_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::EmailTemplateResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::EmailTemplateResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Arn" => {
                                builder = builder.set_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CreationDate" => {
                                builder = builder.set_creation_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "DefaultSubstitutions" => {
                                builder = builder.set_default_substitutions(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "HtmlPart" => {
                                builder = builder.set_html_part(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "LastModifiedDate" => {
                                builder = builder.set_last_modified_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "RecommenderId" => {
                                builder = builder.set_recommender_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Subject" => {
                                builder = builder.set_subject(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "tags" => {
                                builder = builder.set_tags(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of__string(tokens)?
                                );
                            }
                            "TemplateDescription" => {
                                builder = builder.set_template_description(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TemplateName" => {
                                builder = builder.set_template_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TemplateType" => {
                                builder = builder.set_template_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::TemplateType::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "TextPart" => {
                                builder = builder.set_text_part(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Version" => {
                                builder = builder.set_version(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_export_jobs_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::ExportJobsResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::ExportJobsResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Item" => {
                                builder = builder.set_item(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of_export_job_response(tokens)?
                                );
                            }
                            "NextToken" => {
                                builder = builder.set_next_token(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_import_jobs_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::ImportJobsResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::ImportJobsResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Item" => {
                                builder = builder.set_item(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of_import_job_response(tokens)?
                                );
                            }
                            "NextToken" => {
                                builder = builder.set_next_token(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_in_app_messages_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::InAppMessagesResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::InAppMessagesResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "InAppMessageCampaigns" => {
                                builder = builder.set_in_app_message_campaigns(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of_in_app_message_campaign(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_in_app_template_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::InAppTemplateResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::InAppTemplateResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Arn" => {
                                builder = builder.set_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Content" => {
                                builder = builder.set_content(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of_in_app_message_content(tokens)?
                                );
                            }
                            "CreationDate" => {
                                builder = builder.set_creation_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CustomConfig" => {
                                builder = builder.set_custom_config(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of__string(tokens)?
                                );
                            }
                            "LastModifiedDate" => {
                                builder = builder.set_last_modified_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Layout" => {
                                builder = builder.set_layout(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::Layout::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "tags" => {
                                builder = builder.set_tags(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of__string(tokens)?
                                );
                            }
                            "TemplateDescription" => {
                                builder = builder.set_template_description(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TemplateName" => {
                                builder = builder.set_template_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TemplateType" => {
                                builder = builder.set_template_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::TemplateType::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "Version" => {
                                builder = builder.set_version(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_journey_date_range_kpi_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::JourneyDateRangeKpiResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::JourneyDateRangeKpiResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "EndTime" => {
                                builder = builder.set_end_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::DateTime,
                                    )?,
                                );
                            }
                            "JourneyId" => {
                                builder = builder.set_journey_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "KpiName" => {
                                builder = builder.set_kpi_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "KpiResult" => {
                                builder = builder.set_kpi_result(
                                    crate::json_deser::deser_structure_crate_model_base_kpi_result(
                                        tokens,
                                    )?,
                                );
                            }
                            "NextToken" => {
                                builder = builder.set_next_token(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "StartTime" => {
                                builder = builder.set_start_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::DateTime,
                                    )?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_journey_execution_activity_metrics_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::JourneyExecutionActivityMetricsResponse>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::JourneyExecutionActivityMetricsResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ActivityType" => {
                                builder = builder.set_activity_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "JourneyActivityId" => {
                                builder = builder.set_journey_activity_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "JourneyId" => {
                                builder = builder.set_journey_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "LastEvaluatedTime" => {
                                builder = builder.set_last_evaluated_time(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Metrics" => {
                                builder = builder.set_metrics(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of__string(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_journey_execution_metrics_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::JourneyExecutionMetricsResponse>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::JourneyExecutionMetricsResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "JourneyId" => {
                                builder = builder.set_journey_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "LastEvaluatedTime" => {
                                builder = builder.set_last_evaluated_time(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Metrics" => {
                                builder = builder.set_metrics(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of__string(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_push_notification_template_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::PushNotificationTemplateResponse>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::PushNotificationTemplateResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ADM" => {
                                builder = builder.set_adm(
                                    crate::json_deser::deser_structure_crate_model_android_push_notification_template(tokens)?
                                );
                            }
                            "APNS" => {
                                builder = builder.set_apns(
                                    crate::json_deser::deser_structure_crate_model_apns_push_notification_template(tokens)?
                                );
                            }
                            "Arn" => {
                                builder = builder.set_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Baidu" => {
                                builder = builder.set_baidu(
                                    crate::json_deser::deser_structure_crate_model_android_push_notification_template(tokens)?
                                );
                            }
                            "CreationDate" => {
                                builder = builder.set_creation_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Default" => {
                                builder = builder.set_default(
                                    crate::json_deser::deser_structure_crate_model_default_push_notification_template(tokens)?
                                );
                            }
                            "DefaultSubstitutions" => {
                                builder = builder.set_default_substitutions(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "GCM" => {
                                builder = builder.set_gcm(
                                    crate::json_deser::deser_structure_crate_model_android_push_notification_template(tokens)?
                                );
                            }
                            "LastModifiedDate" => {
                                builder = builder.set_last_modified_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "RecommenderId" => {
                                builder = builder.set_recommender_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "tags" => {
                                builder = builder.set_tags(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of__string(tokens)?
                                );
                            }
                            "TemplateDescription" => {
                                builder = builder.set_template_description(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TemplateName" => {
                                builder = builder.set_template_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TemplateType" => {
                                builder = builder.set_template_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::TemplateType::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "Version" => {
                                builder = builder.set_version(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_list_recommender_configurations_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::ListRecommenderConfigurationsResponse>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::ListRecommenderConfigurationsResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Item" => {
                                builder = builder.set_item(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of_recommender_configuration_response(tokens)?
                                );
                            }
                            "NextToken" => {
                                builder = builder.set_next_token(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_segments_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::SegmentsResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::SegmentsResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Item" => {
                                builder = builder.set_item(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of_segment_response(tokens)?
                                );
                            }
                            "NextToken" => {
                                builder = builder.set_next_token(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_sms_template_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::SmsTemplateResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::SmsTemplateResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Arn" => {
                                builder = builder.set_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Body" => {
                                builder = builder.set_body(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CreationDate" => {
                                builder = builder.set_creation_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "DefaultSubstitutions" => {
                                builder = builder.set_default_substitutions(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "LastModifiedDate" => {
                                builder = builder.set_last_modified_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "RecommenderId" => {
                                builder = builder.set_recommender_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "tags" => {
                                builder = builder.set_tags(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of__string(tokens)?
                                );
                            }
                            "TemplateDescription" => {
                                builder = builder.set_template_description(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TemplateName" => {
                                builder = builder.set_template_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TemplateType" => {
                                builder = builder.set_template_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::TemplateType::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "Version" => {
                                builder = builder.set_version(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_voice_template_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::VoiceTemplateResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::VoiceTemplateResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Arn" => {
                                builder = builder.set_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Body" => {
                                builder = builder.set_body(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CreationDate" => {
                                builder = builder.set_creation_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "DefaultSubstitutions" => {
                                builder = builder.set_default_substitutions(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "LanguageCode" => {
                                builder = builder.set_language_code(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "LastModifiedDate" => {
                                builder = builder.set_last_modified_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "tags" => {
                                builder = builder.set_tags(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of__string(tokens)?
                                );
                            }
                            "TemplateDescription" => {
                                builder = builder.set_template_description(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TemplateName" => {
                                builder = builder.set_template_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TemplateType" => {
                                builder = builder.set_template_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::TemplateType::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "Version" => {
                                builder = builder.set_version(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "VoiceId" => {
                                builder = builder.set_voice_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_journeys_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::JourneysResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::JourneysResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Item" => {
                                builder = builder.set_item(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of_journey_response(tokens)?
                                );
                            }
                            "NextToken" => {
                                builder = builder.set_next_token(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_tags_model<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::TagsModel>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::TagsModel::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "tags" => {
                                builder = builder.set_tags(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of__string(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_templates_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::TemplatesResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::TemplatesResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Item" => {
                                builder = builder.set_item(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of_template_response(tokens)?
                                );
                            }
                            "NextToken" => {
                                builder = builder.set_next_token(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_template_versions_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::TemplateVersionsResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::TemplateVersionsResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Item" => {
                                builder = builder.set_item(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of_template_version_response(tokens)?
                                );
                            }
                            "Message" => {
                                builder = builder.set_message(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "NextToken" => {
                                builder = builder.set_next_token(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "RequestID" => {
                                builder = builder.set_request_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_number_validate_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::NumberValidateResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::NumberValidateResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Carrier" => {
                                builder = builder.set_carrier(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "City" => {
                                builder = builder.set_city(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CleansedPhoneNumberE164" => {
                                builder = builder.set_cleansed_phone_number_e164(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CleansedPhoneNumberNational" => {
                                builder = builder.set_cleansed_phone_number_national(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Country" => {
                                builder = builder.set_country(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CountryCodeIso2" => {
                                builder = builder.set_country_code_iso2(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CountryCodeNumeric" => {
                                builder = builder.set_country_code_numeric(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "County" => {
                                builder = builder.set_county(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "OriginalCountryCodeIso2" => {
                                builder = builder.set_original_country_code_iso2(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "OriginalPhoneNumber" => {
                                builder = builder.set_original_phone_number(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "PhoneType" => {
                                builder = builder.set_phone_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "PhoneTypeCode" => {
                                builder = builder.set_phone_type_code(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "Timezone" => {
                                builder = builder.set_timezone(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "ZipCode" => {
                                builder = builder.set_zip_code(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_events_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::EventsResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::EventsResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Results" => {
                                builder = builder.set_results(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of_item_response(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_attributes_resource<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::AttributesResource>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::AttributesResource::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "AttributeType" => {
                                builder = builder.set_attribute_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Attributes" => {
                                builder = builder.set_attributes(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of__string(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_message_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::MessageResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::MessageResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "EndpointResult" => {
                                builder = builder.set_endpoint_result(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of_endpoint_message_result(tokens)?
                                );
                            }
                            "RequestId" => {
                                builder = builder.set_request_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Result" => {
                                builder = builder.set_result(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of_message_result(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_send_users_message_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::SendUsersMessageResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::SendUsersMessageResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "RequestId" => {
                                builder = builder.set_request_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Result" => {
                                builder = builder.set_result(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of_map_of_endpoint_message_result(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_verification_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::VerificationResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::VerificationResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Valid" => {
                                builder = builder.set_valid(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_map_com_amazonaws_pinpoint_map_of__string<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::collections::HashMap<std::string::String, std::string::String>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            let mut map = std::collections::HashMap::new();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        let key = key.to_unescaped().map(|u| u.into_owned())?;
                        let value = aws_smithy_json::deserialize::token::expect_string_or_null(
                            tokens.next(),
                        )?
                        .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                        .transpose()?;
                        if let Some(value) = value {
                            map.insert(key, value);
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(map))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_list_com_amazonaws_pinpoint_list_of_treatment_resource<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::TreatmentResource>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_treatment_resource(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start array or null",
        )),
    }
}

pub fn deser_structure_crate_model_custom_delivery_configuration<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::CustomDeliveryConfiguration>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::CustomDeliveryConfiguration::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "DeliveryUri" => {
                                builder = builder.set_delivery_uri(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "EndpointTypes" => {
                                builder = builder.set_endpoint_types(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of__endpoint_types_element(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_campaign_state<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::CampaignState>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::CampaignState::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "CampaignStatus" => {
                                builder = builder.set_campaign_status(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::CampaignStatus::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_campaign_hook<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::CampaignHook>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::CampaignHook::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "LambdaFunctionName" => {
                                builder = builder.set_lambda_function_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Mode" => {
                                builder = builder.set_mode(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::Mode::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "WebUrl" => {
                                builder = builder.set_web_url(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_campaign_limits<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::CampaignLimits>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::CampaignLimits::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Daily" => {
                                builder = builder.set_daily(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "MaximumDuration" => {
                                builder = builder.set_maximum_duration(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "MessagesPerSecond" => {
                                builder = builder.set_messages_per_second(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "Total" => {
                                builder = builder.set_total(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "Session" => {
                                builder = builder.set_session(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_message_configuration<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::MessageConfiguration>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::MessageConfiguration::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ADMMessage" => {
                                builder = builder.set_adm_message(
                                    crate::json_deser::deser_structure_crate_model_message(tokens)?,
                                );
                            }
                            "APNSMessage" => {
                                builder = builder.set_apns_message(
                                    crate::json_deser::deser_structure_crate_model_message(tokens)?,
                                );
                            }
                            "BaiduMessage" => {
                                builder = builder.set_baidu_message(
                                    crate::json_deser::deser_structure_crate_model_message(tokens)?,
                                );
                            }
                            "CustomMessage" => {
                                builder = builder.set_custom_message(
                                    crate::json_deser::deser_structure_crate_model_campaign_custom_message(tokens)?
                                );
                            }
                            "DefaultMessage" => {
                                builder = builder.set_default_message(
                                    crate::json_deser::deser_structure_crate_model_message(tokens)?,
                                );
                            }
                            "EmailMessage" => {
                                builder = builder.set_email_message(
                                    crate::json_deser::deser_structure_crate_model_campaign_email_message(tokens)?
                                );
                            }
                            "GCMMessage" => {
                                builder = builder.set_gcm_message(
                                    crate::json_deser::deser_structure_crate_model_message(tokens)?,
                                );
                            }
                            "SMSMessage" => {
                                builder = builder.set_sms_message(
                                    crate::json_deser::deser_structure_crate_model_campaign_sms_message(tokens)?
                                );
                            }
                            "InAppMessage" => {
                                builder = builder.set_in_app_message(
                                    crate::json_deser::deser_structure_crate_model_campaign_in_app_message(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_schedule<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::Schedule>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::Schedule::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "EndTime" => {
                                builder = builder.set_end_time(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "EventFilter" => {
                                builder = builder.set_event_filter(
                                    crate::json_deser::deser_structure_crate_model_campaign_event_filter(tokens)?
                                );
                            }
                            "Frequency" => {
                                builder = builder.set_frequency(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::Frequency::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "IsLocalTime" => {
                                builder = builder.set_is_local_time(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "QuietTime" => {
                                builder = builder.set_quiet_time(
                                    crate::json_deser::deser_structure_crate_model_quiet_time(
                                        tokens,
                                    )?,
                                );
                            }
                            "StartTime" => {
                                builder = builder.set_start_time(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Timezone" => {
                                builder = builder.set_timezone(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_template_configuration<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::TemplateConfiguration>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::TemplateConfiguration::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "EmailTemplate" => {
                                builder = builder.set_email_template(
                                    crate::json_deser::deser_structure_crate_model_template(
                                        tokens,
                                    )?,
                                );
                            }
                            "PushTemplate" => {
                                builder = builder.set_push_template(
                                    crate::json_deser::deser_structure_crate_model_template(
                                        tokens,
                                    )?,
                                );
                            }
                            "SMSTemplate" => {
                                builder = builder.set_sms_template(
                                    crate::json_deser::deser_structure_crate_model_template(
                                        tokens,
                                    )?,
                                );
                            }
                            "VoiceTemplate" => {
                                builder = builder.set_voice_template(
                                    crate::json_deser::deser_structure_crate_model_template(
                                        tokens,
                                    )?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_export_job_resource<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::ExportJobResource>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::ExportJobResource::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "RoleArn" => {
                                builder = builder.set_role_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "S3UrlPrefix" => {
                                builder = builder.set_s3_url_prefix(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "SegmentId" => {
                                builder = builder.set_segment_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "SegmentVersion" => {
                                builder = builder.set_segment_version(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_list_com_amazonaws_pinpoint_list_of__string<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<std::vec::Vec<std::string::String>>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value = aws_smithy_json::deserialize::token::expect_string_or_null(
                            tokens.next(),
                        )?
                        .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                        .transpose()?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start array or null",
        )),
    }
}

pub fn deser_structure_crate_model_import_job_resource<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::ImportJobResource>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::ImportJobResource::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "DefineSegment" => {
                                builder = builder.set_define_segment(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "ExternalId" => {
                                builder = builder.set_external_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Format" => {
                                builder = builder.set_format(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::Format::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "RegisterEndpoints" => {
                                builder = builder.set_register_endpoints(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "RoleArn" => {
                                builder = builder.set_role_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "S3Url" => {
                                builder = builder.set_s3_url(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "SegmentId" => {
                                builder = builder.set_segment_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "SegmentName" => {
                                builder = builder.set_segment_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_map_com_amazonaws_pinpoint_map_of_activity<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::collections::HashMap<std::string::String, crate::model::Activity>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            let mut map = std::collections::HashMap::new();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        let key = key.to_unescaped().map(|u| u.into_owned())?;
                        let value =
                            crate::json_deser::deser_structure_crate_model_activity(tokens)?;
                        if let Some(value) = value {
                            map.insert(key, value);
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(map))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_journey_limits<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::JourneyLimits>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::JourneyLimits::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "DailyCap" => {
                                builder = builder.set_daily_cap(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "EndpointReentryCap" => {
                                builder = builder.set_endpoint_reentry_cap(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "MessagesPerSecond" => {
                                builder = builder.set_messages_per_second(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "EndpointReentryInterval" => {
                                builder = builder.set_endpoint_reentry_interval(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_quiet_time<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::QuietTime>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::QuietTime::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "End" => {
                                builder = builder.set_end(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Start" => {
                                builder = builder.set_start(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_journey_schedule<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::JourneySchedule>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::JourneySchedule::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "EndTime" => {
                                builder = builder.set_end_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::DateTime,
                                    )?,
                                );
                            }
                            "StartTime" => {
                                builder = builder.set_start_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::DateTime,
                                    )?,
                                );
                            }
                            "Timezone" => {
                                builder = builder.set_timezone(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_start_condition<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::StartCondition>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::StartCondition::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Description" => {
                                builder = builder.set_description(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "EventStartCondition" => {
                                builder = builder.set_event_start_condition(
                                    crate::json_deser::deser_structure_crate_model_event_start_condition(tokens)?
                                );
                            }
                            "SegmentStartCondition" => {
                                builder = builder.set_segment_start_condition(
                                    crate::json_deser::deser_structure_crate_model_segment_condition(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_journey_channel_settings<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::JourneyChannelSettings>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::JourneyChannelSettings::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ConnectCampaignArn" => {
                                builder = builder.set_connect_campaign_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "ConnectCampaignExecutionRoleArn" => {
                                builder = builder.set_connect_campaign_execution_role_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_segment_dimensions<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::SegmentDimensions>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::SegmentDimensions::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Attributes" => {
                                builder = builder.set_attributes(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of_attribute_dimension(tokens)?
                                );
                            }
                            "Behavior" => {
                                builder = builder.set_behavior(
                                    crate::json_deser::deser_structure_crate_model_segment_behaviors(tokens)?
                                );
                            }
                            "Demographic" => {
                                builder = builder.set_demographic(
                                    crate::json_deser::deser_structure_crate_model_segment_demographics(tokens)?
                                );
                            }
                            "Location" => {
                                builder = builder.set_location(
                                    crate::json_deser::deser_structure_crate_model_segment_location(tokens)?
                                );
                            }
                            "Metrics" => {
                                builder = builder.set_metrics(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of_metric_dimension(tokens)?
                                );
                            }
                            "UserAttributes" => {
                                builder = builder.set_user_attributes(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of_attribute_dimension(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_segment_import_resource<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::SegmentImportResource>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::SegmentImportResource::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ChannelCounts" => {
                                builder = builder.set_channel_counts(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of__integer(tokens)?
                                );
                            }
                            "ExternalId" => {
                                builder = builder.set_external_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Format" => {
                                builder = builder.set_format(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::Format::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "RoleArn" => {
                                builder = builder.set_role_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "S3Url" => {
                                builder = builder.set_s3_url(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Size" => {
                                builder = builder.set_size(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_segment_group_list<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::SegmentGroupList>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::SegmentGroupList::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Groups" => {
                                builder = builder.set_groups(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of_segment_group(tokens)?
                                );
                            }
                            "Include" => {
                                builder = builder.set_include(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::Include::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_map_com_amazonaws_pinpoint_map_of_list_of__string<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::collections::HashMap<std::string::String, std::vec::Vec<std::string::String>>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            let mut map = std::collections::HashMap::new();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        let key = key.to_unescaped().map(|u| u.into_owned())?;
                        let value =
                            crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of__string(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            map.insert(key, value);
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(map))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_endpoint_demographic<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::EndpointDemographic>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::EndpointDemographic::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "AppVersion" => {
                                builder = builder.set_app_version(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Locale" => {
                                builder = builder.set_locale(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Make" => {
                                builder = builder.set_make(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Model" => {
                                builder = builder.set_model(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "ModelVersion" => {
                                builder = builder.set_model_version(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Platform" => {
                                builder = builder.set_platform(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "PlatformVersion" => {
                                builder = builder.set_platform_version(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Timezone" => {
                                builder = builder.set_timezone(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_endpoint_location<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::EndpointLocation>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::EndpointLocation::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "City" => {
                                builder = builder.set_city(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Country" => {
                                builder = builder.set_country(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Latitude" => {
                                builder = builder.set_latitude(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_f64()),
                                );
                            }
                            "Longitude" => {
                                builder = builder.set_longitude(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_f64()),
                                );
                            }
                            "PostalCode" => {
                                builder = builder.set_postal_code(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Region" => {
                                builder = builder.set_region(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_map_com_amazonaws_pinpoint_map_of__double<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::collections::HashMap<std::string::String, f64>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            let mut map = std::collections::HashMap::new();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        let key = key.to_unescaped().map(|u| u.into_owned())?;
                        let value = aws_smithy_json::deserialize::token::expect_number_or_null(
                            tokens.next(),
                        )?
                        .map(|v| v.to_f64());
                        if let Some(value) = value {
                            map.insert(key, value);
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(map))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_endpoint_user<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::EndpointUser>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::EndpointUser::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "UserAttributes" => {
                                builder = builder.set_user_attributes(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of_list_of__string(tokens)?
                                );
                            }
                            "UserId" => {
                                builder = builder.set_user_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_list_com_amazonaws_pinpoint_list_of_endpoint_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::EndpointResponse>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_endpoint_response(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start array or null",
        )),
    }
}

pub fn deser_structure_crate_model_base_kpi_result<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::BaseKpiResult>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::BaseKpiResult::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Rows" => {
                                builder = builder.set_rows(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of_result_row(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_list_com_amazonaws_pinpoint_list_of_application_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::ApplicationResponse>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_application_response(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start array or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_list_com_amazonaws_pinpoint_list_of_activity_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::ActivityResponse>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_activity_response(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start array or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_list_com_amazonaws_pinpoint_list_of_campaign_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::CampaignResponse>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_campaign_response(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start array or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_map_com_amazonaws_pinpoint_map_of_channel_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::collections::HashMap<std::string::String, crate::model::ChannelResponse>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            let mut map = std::collections::HashMap::new();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        let key = key.to_unescaped().map(|u| u.into_owned())?;
                        let value =
                            crate::json_deser::deser_structure_crate_model_channel_response(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            map.insert(key, value);
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(map))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_list_com_amazonaws_pinpoint_list_of_export_job_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::ExportJobResponse>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_export_job_response(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start array or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_list_com_amazonaws_pinpoint_list_of_import_job_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::ImportJobResponse>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_import_job_response(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start array or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_list_com_amazonaws_pinpoint_list_of_in_app_message_campaign<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::InAppMessageCampaign>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_in_app_message_campaign(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start array or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_list_com_amazonaws_pinpoint_list_of_in_app_message_content<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::InAppMessageContent>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_in_app_message_content(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start array or null",
        )),
    }
}

pub fn deser_structure_crate_model_android_push_notification_template<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::AndroidPushNotificationTemplate>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::AndroidPushNotificationTemplate::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Action" => {
                                builder = builder.set_action(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::Action::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "Body" => {
                                builder = builder.set_body(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "ImageIconUrl" => {
                                builder = builder.set_image_icon_url(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "ImageUrl" => {
                                builder = builder.set_image_url(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "RawContent" => {
                                builder = builder.set_raw_content(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "SmallImageIconUrl" => {
                                builder = builder.set_small_image_icon_url(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Sound" => {
                                builder = builder.set_sound(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Title" => {
                                builder = builder.set_title(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Url" => {
                                builder = builder.set_url(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_apns_push_notification_template<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::ApnsPushNotificationTemplate>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::ApnsPushNotificationTemplate::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Action" => {
                                builder = builder.set_action(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::Action::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "Body" => {
                                builder = builder.set_body(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "MediaUrl" => {
                                builder = builder.set_media_url(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "RawContent" => {
                                builder = builder.set_raw_content(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Sound" => {
                                builder = builder.set_sound(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Title" => {
                                builder = builder.set_title(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Url" => {
                                builder = builder.set_url(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_default_push_notification_template<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::DefaultPushNotificationTemplate>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::DefaultPushNotificationTemplate::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Action" => {
                                builder = builder.set_action(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::Action::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "Body" => {
                                builder = builder.set_body(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Sound" => {
                                builder = builder.set_sound(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Title" => {
                                builder = builder.set_title(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Url" => {
                                builder = builder.set_url(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_list_com_amazonaws_pinpoint_list_of_recommender_configuration_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::RecommenderConfigurationResponse>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_recommender_configuration_response(tokens)?
                        ;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start array or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_list_com_amazonaws_pinpoint_list_of_segment_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<std::vec::Vec<crate::model::SegmentResponse>>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_segment_response(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start array or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_list_com_amazonaws_pinpoint_list_of_journey_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<std::vec::Vec<crate::model::JourneyResponse>>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_journey_response(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start array or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_list_com_amazonaws_pinpoint_list_of_template_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::TemplateResponse>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_template_response(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start array or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_list_com_amazonaws_pinpoint_list_of_template_version_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::TemplateVersionResponse>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_template_version_response(tokens)?
                        ;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start array or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_map_com_amazonaws_pinpoint_map_of_item_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::collections::HashMap<std::string::String, crate::model::ItemResponse>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            let mut map = std::collections::HashMap::new();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        let key = key.to_unescaped().map(|u| u.into_owned())?;
                        let value =
                            crate::json_deser::deser_structure_crate_model_item_response(tokens)?;
                        if let Some(value) = value {
                            map.insert(key, value);
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(map))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_map_com_amazonaws_pinpoint_map_of_endpoint_message_result<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::collections::HashMap<std::string::String, crate::model::EndpointMessageResult>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            let mut map = std::collections::HashMap::new();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        let key = key.to_unescaped().map(|u| u.into_owned())?;
                        let value =
                            crate::json_deser::deser_structure_crate_model_endpoint_message_result(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            map.insert(key, value);
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(map))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_map_com_amazonaws_pinpoint_map_of_message_result<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::collections::HashMap<std::string::String, crate::model::MessageResult>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            let mut map = std::collections::HashMap::new();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        let key = key.to_unescaped().map(|u| u.into_owned())?;
                        let value =
                            crate::json_deser::deser_structure_crate_model_message_result(tokens)?;
                        if let Some(value) = value {
                            map.insert(key, value);
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(map))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_map_com_amazonaws_pinpoint_map_of_map_of_endpoint_message_result<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<
        std::collections::HashMap<
            std::string::String,
            std::collections::HashMap<std::string::String, crate::model::EndpointMessageResult>,
        >,
    >,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            let mut map = std::collections::HashMap::new();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        let key = key.to_unescaped().map(|u| u.into_owned())?;
                        let value =
                            crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of_endpoint_message_result(tokens)?
                        ;
                        if let Some(value) = value {
                            map.insert(key, value);
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(map))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_treatment_resource<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::TreatmentResource>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::TreatmentResource::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "CustomDeliveryConfiguration" => {
                                builder = builder.set_custom_delivery_configuration(
                                    crate::json_deser::deser_structure_crate_model_custom_delivery_configuration(tokens)?
                                );
                            }
                            "Id" => {
                                builder = builder.set_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "MessageConfiguration" => {
                                builder = builder.set_message_configuration(
                                    crate::json_deser::deser_structure_crate_model_message_configuration(tokens)?
                                );
                            }
                            "Schedule" => {
                                builder = builder.set_schedule(
                                    crate::json_deser::deser_structure_crate_model_schedule(
                                        tokens,
                                    )?,
                                );
                            }
                            "SizePercent" => {
                                builder = builder.set_size_percent(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "State" => {
                                builder = builder.set_state(
                                    crate::json_deser::deser_structure_crate_model_campaign_state(
                                        tokens,
                                    )?,
                                );
                            }
                            "TemplateConfiguration" => {
                                builder = builder.set_template_configuration(
                                    crate::json_deser::deser_structure_crate_model_template_configuration(tokens)?
                                );
                            }
                            "TreatmentDescription" => {
                                builder = builder.set_treatment_description(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TreatmentName" => {
                                builder = builder.set_treatment_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_list_com_amazonaws_pinpoint_list_of__endpoint_types_element<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::EndpointTypesElement>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value = aws_smithy_json::deserialize::token::expect_string_or_null(
                            tokens.next(),
                        )?
                        .map(|s| {
                            s.to_unescaped()
                                .map(|u| crate::model::EndpointTypesElement::from(u.as_ref()))
                        })
                        .transpose()?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start array or null",
        )),
    }
}

pub fn deser_structure_crate_model_message<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::Message>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::Message::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Action" => {
                                builder = builder.set_action(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::Action::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "Body" => {
                                builder = builder.set_body(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "ImageIconUrl" => {
                                builder = builder.set_image_icon_url(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "ImageSmallIconUrl" => {
                                builder = builder.set_image_small_icon_url(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "ImageUrl" => {
                                builder = builder.set_image_url(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "JsonBody" => {
                                builder = builder.set_json_body(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "MediaUrl" => {
                                builder = builder.set_media_url(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "RawContent" => {
                                builder = builder.set_raw_content(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "SilentPush" => {
                                builder = builder.set_silent_push(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "TimeToLive" => {
                                builder = builder.set_time_to_live(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "Title" => {
                                builder = builder.set_title(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Url" => {
                                builder = builder.set_url(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_campaign_custom_message<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::CampaignCustomMessage>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::CampaignCustomMessage::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Data" => {
                                builder = builder.set_data(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_campaign_email_message<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::CampaignEmailMessage>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::CampaignEmailMessage::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Body" => {
                                builder = builder.set_body(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "FromAddress" => {
                                builder = builder.set_from_address(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "HtmlBody" => {
                                builder = builder.set_html_body(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Title" => {
                                builder = builder.set_title(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_campaign_sms_message<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::CampaignSmsMessage>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::CampaignSmsMessage::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Body" => {
                                builder = builder.set_body(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "MessageType" => {
                                builder = builder.set_message_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::MessageType::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "OriginationNumber" => {
                                builder = builder.set_origination_number(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "SenderId" => {
                                builder = builder.set_sender_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "EntityId" => {
                                builder = builder.set_entity_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TemplateId" => {
                                builder = builder.set_template_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_campaign_in_app_message<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::CampaignInAppMessage>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::CampaignInAppMessage::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Body" => {
                                builder = builder.set_body(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Content" => {
                                builder = builder.set_content(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of_in_app_message_content(tokens)?
                                );
                            }
                            "CustomConfig" => {
                                builder = builder.set_custom_config(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of__string(tokens)?
                                );
                            }
                            "Layout" => {
                                builder = builder.set_layout(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::Layout::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_campaign_event_filter<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::CampaignEventFilter>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::CampaignEventFilter::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Dimensions" => {
                                builder = builder.set_dimensions(
                                    crate::json_deser::deser_structure_crate_model_event_dimensions(tokens)?
                                );
                            }
                            "FilterType" => {
                                builder = builder.set_filter_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::FilterType::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_template<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::Template>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::Template::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Name" => {
                                builder = builder.set_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Version" => {
                                builder = builder.set_version(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_activity<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::Activity>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::Activity::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "CUSTOM" => {
                                builder = builder.set_custom(
                                    crate::json_deser::deser_structure_crate_model_custom_message_activity(tokens)?
                                );
                            }
                            "ConditionalSplit" => {
                                builder = builder.set_conditional_split(
                                    crate::json_deser::deser_structure_crate_model_conditional_split_activity(tokens)?
                                );
                            }
                            "Description" => {
                                builder = builder.set_description(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "EMAIL" => {
                                builder = builder.set_email(
                                    crate::json_deser::deser_structure_crate_model_email_message_activity(tokens)?
                                );
                            }
                            "Holdout" => {
                                builder = builder.set_holdout(
                                    crate::json_deser::deser_structure_crate_model_holdout_activity(tokens)?
                                );
                            }
                            "MultiCondition" => {
                                builder = builder.set_multi_condition(
                                    crate::json_deser::deser_structure_crate_model_multi_conditional_split_activity(tokens)?
                                );
                            }
                            "PUSH" => {
                                builder = builder.set_push(
                                    crate::json_deser::deser_structure_crate_model_push_message_activity(tokens)?
                                );
                            }
                            "RandomSplit" => {
                                builder = builder.set_random_split(
                                    crate::json_deser::deser_structure_crate_model_random_split_activity(tokens)?
                                );
                            }
                            "SMS" => {
                                builder = builder.set_sms(
                                    crate::json_deser::deser_structure_crate_model_sms_message_activity(tokens)?
                                );
                            }
                            "Wait" => {
                                builder = builder.set_wait(
                                    crate::json_deser::deser_structure_crate_model_wait_activity(
                                        tokens,
                                    )?,
                                );
                            }
                            "ContactCenter" => {
                                builder = builder.set_contact_center(
                                    crate::json_deser::deser_structure_crate_model_contact_center_activity(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_event_start_condition<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::EventStartCondition>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::EventStartCondition::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "EventFilter" => {
                                builder = builder.set_event_filter(
                                    crate::json_deser::deser_structure_crate_model_event_filter(
                                        tokens,
                                    )?,
                                );
                            }
                            "SegmentId" => {
                                builder = builder.set_segment_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_segment_condition<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::SegmentCondition>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::SegmentCondition::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "SegmentId" => {
                                builder = builder.set_segment_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_map_com_amazonaws_pinpoint_map_of_attribute_dimension<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::collections::HashMap<std::string::String, crate::model::AttributeDimension>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            let mut map = std::collections::HashMap::new();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        let key = key.to_unescaped().map(|u| u.into_owned())?;
                        let value =
                            crate::json_deser::deser_structure_crate_model_attribute_dimension(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            map.insert(key, value);
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(map))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_segment_behaviors<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::SegmentBehaviors>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::SegmentBehaviors::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Recency" => {
                                builder = builder.set_recency(
                                    crate::json_deser::deser_structure_crate_model_recency_dimension(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_segment_demographics<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::SegmentDemographics>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::SegmentDemographics::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "AppVersion" => {
                                builder = builder.set_app_version(
                                    crate::json_deser::deser_structure_crate_model_set_dimension(
                                        tokens,
                                    )?,
                                );
                            }
                            "Channel" => {
                                builder = builder.set_channel(
                                    crate::json_deser::deser_structure_crate_model_set_dimension(
                                        tokens,
                                    )?,
                                );
                            }
                            "DeviceType" => {
                                builder = builder.set_device_type(
                                    crate::json_deser::deser_structure_crate_model_set_dimension(
                                        tokens,
                                    )?,
                                );
                            }
                            "Make" => {
                                builder = builder.set_make(
                                    crate::json_deser::deser_structure_crate_model_set_dimension(
                                        tokens,
                                    )?,
                                );
                            }
                            "Model" => {
                                builder = builder.set_model(
                                    crate::json_deser::deser_structure_crate_model_set_dimension(
                                        tokens,
                                    )?,
                                );
                            }
                            "Platform" => {
                                builder = builder.set_platform(
                                    crate::json_deser::deser_structure_crate_model_set_dimension(
                                        tokens,
                                    )?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_segment_location<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::SegmentLocation>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::SegmentLocation::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Country" => {
                                builder = builder.set_country(
                                    crate::json_deser::deser_structure_crate_model_set_dimension(
                                        tokens,
                                    )?,
                                );
                            }
                            "GPSPoint" => {
                                builder = builder.set_gps_point(
                                    crate::json_deser::deser_structure_crate_model_gps_point_dimension(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_map_com_amazonaws_pinpoint_map_of_metric_dimension<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::collections::HashMap<std::string::String, crate::model::MetricDimension>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            let mut map = std::collections::HashMap::new();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        let key = key.to_unescaped().map(|u| u.into_owned())?;
                        let value =
                            crate::json_deser::deser_structure_crate_model_metric_dimension(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            map.insert(key, value);
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(map))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_map_com_amazonaws_pinpoint_map_of__integer<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::collections::HashMap<std::string::String, i32>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            let mut map = std::collections::HashMap::new();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        let key = key.to_unescaped().map(|u| u.into_owned())?;
                        let value = aws_smithy_json::deserialize::token::expect_number_or_null(
                            tokens.next(),
                        )?
                        .map(|v| v.to_i32());
                        if let Some(value) = value {
                            map.insert(key, value);
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(map))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_list_com_amazonaws_pinpoint_list_of_segment_group<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<std::vec::Vec<crate::model::SegmentGroup>>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_segment_group(tokens)?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start array or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_list_com_amazonaws_pinpoint_list_of_result_row<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<std::vec::Vec<crate::model::ResultRow>>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_result_row(tokens)?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start array or null",
        )),
    }
}

pub fn deser_structure_crate_model_activity_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::ActivityResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::ActivityResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CampaignId" => {
                                builder = builder.set_campaign_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "End" => {
                                builder = builder.set_end(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Id" => {
                                builder = builder.set_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Result" => {
                                builder = builder.set_result(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "ScheduledStart" => {
                                builder = builder.set_scheduled_start(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Start" => {
                                builder = builder.set_start(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "State" => {
                                builder = builder.set_state(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "SuccessfulEndpointCount" => {
                                builder = builder.set_successful_endpoint_count(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "TimezonesCompletedCount" => {
                                builder = builder.set_timezones_completed_count(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "TimezonesTotalCount" => {
                                builder = builder.set_timezones_total_count(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "TotalEndpointCount" => {
                                builder = builder.set_total_endpoint_count(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "TreatmentId" => {
                                builder = builder.set_treatment_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_channel_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::ChannelResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::ChannelResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ApplicationId" => {
                                builder = builder.set_application_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CreationDate" => {
                                builder = builder.set_creation_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Enabled" => {
                                builder = builder.set_enabled(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "HasCredential" => {
                                builder = builder.set_has_credential(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "Id" => {
                                builder = builder.set_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "IsArchived" => {
                                builder = builder.set_is_archived(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "LastModifiedBy" => {
                                builder = builder.set_last_modified_by(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "LastModifiedDate" => {
                                builder = builder.set_last_modified_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Version" => {
                                builder = builder.set_version(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_in_app_message_campaign<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::InAppMessageCampaign>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::InAppMessageCampaign::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "CampaignId" => {
                                builder = builder.set_campaign_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "DailyCap" => {
                                builder = builder.set_daily_cap(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "InAppMessage" => {
                                builder = builder.set_in_app_message(
                                    crate::json_deser::deser_structure_crate_model_in_app_message(
                                        tokens,
                                    )?,
                                );
                            }
                            "Priority" => {
                                builder = builder.set_priority(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "Schedule" => {
                                builder = builder.set_schedule(
                                    crate::json_deser::deser_structure_crate_model_in_app_campaign_schedule(tokens)?
                                );
                            }
                            "SessionCap" => {
                                builder = builder.set_session_cap(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "TotalCap" => {
                                builder = builder.set_total_cap(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "TreatmentId" => {
                                builder = builder.set_treatment_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_in_app_message_content<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::InAppMessageContent>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::InAppMessageContent::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "BackgroundColor" => {
                                builder = builder.set_background_color(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "BodyConfig" => {
                                builder = builder.set_body_config(
                                    crate::json_deser::deser_structure_crate_model_in_app_message_body_config(tokens)?
                                );
                            }
                            "HeaderConfig" => {
                                builder = builder.set_header_config(
                                    crate::json_deser::deser_structure_crate_model_in_app_message_header_config(tokens)?
                                );
                            }
                            "ImageUrl" => {
                                builder = builder.set_image_url(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "PrimaryBtn" => {
                                builder = builder.set_primary_btn(
                                    crate::json_deser::deser_structure_crate_model_in_app_message_button(tokens)?
                                );
                            }
                            "SecondaryBtn" => {
                                builder = builder.set_secondary_btn(
                                    crate::json_deser::deser_structure_crate_model_in_app_message_button(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_template_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::TemplateResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::TemplateResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Arn" => {
                                builder = builder.set_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "CreationDate" => {
                                builder = builder.set_creation_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "DefaultSubstitutions" => {
                                builder = builder.set_default_substitutions(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "LastModifiedDate" => {
                                builder = builder.set_last_modified_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "tags" => {
                                builder = builder.set_tags(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of__string(tokens)?
                                );
                            }
                            "TemplateDescription" => {
                                builder = builder.set_template_description(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TemplateName" => {
                                builder = builder.set_template_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TemplateType" => {
                                builder = builder.set_template_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::TemplateType::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "Version" => {
                                builder = builder.set_version(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_template_version_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::TemplateVersionResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::TemplateVersionResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "CreationDate" => {
                                builder = builder.set_creation_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "DefaultSubstitutions" => {
                                builder = builder.set_default_substitutions(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "LastModifiedDate" => {
                                builder = builder.set_last_modified_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TemplateDescription" => {
                                builder = builder.set_template_description(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TemplateName" => {
                                builder = builder.set_template_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TemplateType" => {
                                builder = builder.set_template_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Version" => {
                                builder = builder.set_version(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_item_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::ItemResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::ItemResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "EndpointItemResponse" => {
                                builder = builder.set_endpoint_item_response(
                                    crate::json_deser::deser_structure_crate_model_endpoint_item_response(tokens)?
                                );
                            }
                            "EventsItemResponse" => {
                                builder = builder.set_events_item_response(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of_event_item_response(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_endpoint_message_result<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::EndpointMessageResult>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::EndpointMessageResult::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Address" => {
                                builder = builder.set_address(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "DeliveryStatus" => {
                                builder = builder.set_delivery_status(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::DeliveryStatus::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "MessageId" => {
                                builder = builder.set_message_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "StatusCode" => {
                                builder = builder.set_status_code(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "StatusMessage" => {
                                builder = builder.set_status_message(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "UpdatedToken" => {
                                builder = builder.set_updated_token(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_message_result<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::MessageResult>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::MessageResult::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "DeliveryStatus" => {
                                builder = builder.set_delivery_status(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::DeliveryStatus::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "MessageId" => {
                                builder = builder.set_message_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "StatusCode" => {
                                builder = builder.set_status_code(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "StatusMessage" => {
                                builder = builder.set_status_message(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "UpdatedToken" => {
                                builder = builder.set_updated_token(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_event_dimensions<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::EventDimensions>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::EventDimensions::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Attributes" => {
                                builder = builder.set_attributes(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of_attribute_dimension(tokens)?
                                );
                            }
                            "EventType" => {
                                builder = builder.set_event_type(
                                    crate::json_deser::deser_structure_crate_model_set_dimension(
                                        tokens,
                                    )?,
                                );
                            }
                            "Metrics" => {
                                builder = builder.set_metrics(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of_metric_dimension(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_custom_message_activity<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::CustomMessageActivity>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::CustomMessageActivity::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "DeliveryUri" => {
                                builder = builder.set_delivery_uri(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "EndpointTypes" => {
                                builder = builder.set_endpoint_types(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of__endpoint_types_element(tokens)?
                                );
                            }
                            "MessageConfig" => {
                                builder = builder.set_message_config(
                                    crate::json_deser::deser_structure_crate_model_journey_custom_message(tokens)?
                                );
                            }
                            "NextActivity" => {
                                builder = builder.set_next_activity(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TemplateName" => {
                                builder = builder.set_template_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TemplateVersion" => {
                                builder = builder.set_template_version(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_conditional_split_activity<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::ConditionalSplitActivity>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::ConditionalSplitActivity::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Condition" => {
                                builder = builder.set_condition(
                                    crate::json_deser::deser_structure_crate_model_condition(
                                        tokens,
                                    )?,
                                );
                            }
                            "EvaluationWaitTime" => {
                                builder = builder.set_evaluation_wait_time(
                                    crate::json_deser::deser_structure_crate_model_wait_time(
                                        tokens,
                                    )?,
                                );
                            }
                            "FalseActivity" => {
                                builder = builder.set_false_activity(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TrueActivity" => {
                                builder = builder.set_true_activity(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_email_message_activity<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::EmailMessageActivity>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::EmailMessageActivity::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "MessageConfig" => {
                                builder = builder.set_message_config(
                                    crate::json_deser::deser_structure_crate_model_journey_email_message(tokens)?
                                );
                            }
                            "NextActivity" => {
                                builder = builder.set_next_activity(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TemplateName" => {
                                builder = builder.set_template_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TemplateVersion" => {
                                builder = builder.set_template_version(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_holdout_activity<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::HoldoutActivity>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::HoldoutActivity::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "NextActivity" => {
                                builder = builder.set_next_activity(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Percentage" => {
                                builder = builder.set_percentage(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_multi_conditional_split_activity<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::MultiConditionalSplitActivity>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::MultiConditionalSplitActivity::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Branches" => {
                                builder = builder.set_branches(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of_multi_conditional_branch(tokens)?
                                );
                            }
                            "DefaultActivity" => {
                                builder = builder.set_default_activity(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "EvaluationWaitTime" => {
                                builder = builder.set_evaluation_wait_time(
                                    crate::json_deser::deser_structure_crate_model_wait_time(
                                        tokens,
                                    )?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_push_message_activity<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::PushMessageActivity>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::PushMessageActivity::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "MessageConfig" => {
                                builder = builder.set_message_config(
                                    crate::json_deser::deser_structure_crate_model_journey_push_message(tokens)?
                                );
                            }
                            "NextActivity" => {
                                builder = builder.set_next_activity(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TemplateName" => {
                                builder = builder.set_template_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TemplateVersion" => {
                                builder = builder.set_template_version(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_random_split_activity<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::RandomSplitActivity>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::RandomSplitActivity::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Branches" => {
                                builder = builder.set_branches(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of_random_split_entry(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_sms_message_activity<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::SmsMessageActivity>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::SmsMessageActivity::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "MessageConfig" => {
                                builder = builder.set_message_config(
                                    crate::json_deser::deser_structure_crate_model_journey_sms_message(tokens)?
                                );
                            }
                            "NextActivity" => {
                                builder = builder.set_next_activity(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TemplateName" => {
                                builder = builder.set_template_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TemplateVersion" => {
                                builder = builder.set_template_version(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_wait_activity<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::WaitActivity>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::WaitActivity::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "NextActivity" => {
                                builder = builder.set_next_activity(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "WaitTime" => {
                                builder = builder.set_wait_time(
                                    crate::json_deser::deser_structure_crate_model_wait_time(
                                        tokens,
                                    )?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_contact_center_activity<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::ContactCenterActivity>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::ContactCenterActivity::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "NextActivity" => {
                                builder = builder.set_next_activity(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_event_filter<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::EventFilter>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::EventFilter::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Dimensions" => {
                                builder = builder.set_dimensions(
                                    crate::json_deser::deser_structure_crate_model_event_dimensions(tokens)?
                                );
                            }
                            "FilterType" => {
                                builder = builder.set_filter_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::FilterType::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_attribute_dimension<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::AttributeDimension>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::AttributeDimension::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "AttributeType" => {
                                builder = builder.set_attribute_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::AttributeType::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "Values" => {
                                builder = builder.set_values(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of__string(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_recency_dimension<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::RecencyDimension>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::RecencyDimension::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Duration" => {
                                builder = builder.set_duration(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::Duration::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "RecencyType" => {
                                builder = builder.set_recency_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::RecencyType::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_set_dimension<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::SetDimension>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::SetDimension::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "DimensionType" => {
                                builder = builder.set_dimension_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::DimensionType::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "Values" => {
                                builder = builder.set_values(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of__string(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_gps_point_dimension<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::GpsPointDimension>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::GpsPointDimension::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Coordinates" => {
                                builder = builder.set_coordinates(
                                    crate::json_deser::deser_structure_crate_model_gps_coordinates(
                                        tokens,
                                    )?,
                                );
                            }
                            "RangeInKilometers" => {
                                builder = builder.set_range_in_kilometers(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_f64()),
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_metric_dimension<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::MetricDimension>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::MetricDimension::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ComparisonOperator" => {
                                builder = builder.set_comparison_operator(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Value" => {
                                builder = builder.set_value(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_f64()),
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_segment_group<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::SegmentGroup>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::SegmentGroup::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Dimensions" => {
                                builder = builder.set_dimensions(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of_segment_dimensions(tokens)?
                                );
                            }
                            "SourceSegments" => {
                                builder = builder.set_source_segments(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of_segment_reference(tokens)?
                                );
                            }
                            "SourceType" => {
                                builder = builder.set_source_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::SourceType::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "Type" => {
                                builder = builder.set_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::Type::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_result_row<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::ResultRow>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::ResultRow::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "GroupedBys" => {
                                builder = builder.set_grouped_bys(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of_result_row_value(tokens)?
                                );
                            }
                            "Values" => {
                                builder = builder.set_values(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of_result_row_value(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_in_app_message<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::InAppMessage>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::InAppMessage::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Content" => {
                                builder = builder.set_content(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of_in_app_message_content(tokens)?
                                );
                            }
                            "CustomConfig" => {
                                builder = builder.set_custom_config(
                                    crate::json_deser::deser_map_com_amazonaws_pinpoint_map_of__string(tokens)?
                                );
                            }
                            "Layout" => {
                                builder = builder.set_layout(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::Layout::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_in_app_campaign_schedule<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::InAppCampaignSchedule>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::InAppCampaignSchedule::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "EndDate" => {
                                builder = builder.set_end_date(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "EventFilter" => {
                                builder = builder.set_event_filter(
                                    crate::json_deser::deser_structure_crate_model_campaign_event_filter(tokens)?
                                );
                            }
                            "QuietTime" => {
                                builder = builder.set_quiet_time(
                                    crate::json_deser::deser_structure_crate_model_quiet_time(
                                        tokens,
                                    )?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_in_app_message_body_config<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::InAppMessageBodyConfig>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::InAppMessageBodyConfig::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Alignment" => {
                                builder = builder.set_alignment(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::Alignment::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "Body" => {
                                builder = builder.set_body(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TextColor" => {
                                builder = builder.set_text_color(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_in_app_message_header_config<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::InAppMessageHeaderConfig>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::InAppMessageHeaderConfig::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Alignment" => {
                                builder = builder.set_alignment(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::Alignment::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "Header" => {
                                builder = builder.set_header(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TextColor" => {
                                builder = builder.set_text_color(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_in_app_message_button<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::InAppMessageButton>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::InAppMessageButton::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Android" => {
                                builder = builder.set_android(
                                    crate::json_deser::deser_structure_crate_model_override_button_configuration(tokens)?
                                );
                            }
                            "DefaultConfig" => {
                                builder = builder.set_default_config(
                                    crate::json_deser::deser_structure_crate_model_default_button_configuration(tokens)?
                                );
                            }
                            "IOS" => {
                                builder = builder.set_ios(
                                    crate::json_deser::deser_structure_crate_model_override_button_configuration(tokens)?
                                );
                            }
                            "Web" => {
                                builder = builder.set_web(
                                    crate::json_deser::deser_structure_crate_model_override_button_configuration(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_endpoint_item_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::EndpointItemResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::EndpointItemResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Message" => {
                                builder = builder.set_message(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "StatusCode" => {
                                builder = builder.set_status_code(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_map_com_amazonaws_pinpoint_map_of_event_item_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::collections::HashMap<std::string::String, crate::model::EventItemResponse>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            let mut map = std::collections::HashMap::new();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        let key = key.to_unescaped().map(|u| u.into_owned())?;
                        let value =
                            crate::json_deser::deser_structure_crate_model_event_item_response(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            map.insert(key, value);
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(map))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_journey_custom_message<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::JourneyCustomMessage>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::JourneyCustomMessage::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Data" => {
                                builder = builder.set_data(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_condition<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::Condition>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::Condition::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Conditions" => {
                                builder = builder.set_conditions(
                                    crate::json_deser::deser_list_com_amazonaws_pinpoint_list_of_simple_condition(tokens)?
                                );
                            }
                            "Operator" => {
                                builder = builder.set_operator(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::Operator::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_wait_time<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::WaitTime>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::WaitTime::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "WaitFor" => {
                                builder = builder.set_wait_for(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "WaitUntil" => {
                                builder = builder.set_wait_until(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_journey_email_message<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::JourneyEmailMessage>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::JourneyEmailMessage::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "FromAddress" => {
                                builder = builder.set_from_address(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_list_com_amazonaws_pinpoint_list_of_multi_conditional_branch<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::MultiConditionalBranch>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_multi_conditional_branch(tokens)?
                        ;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start array or null",
        )),
    }
}

pub fn deser_structure_crate_model_journey_push_message<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::JourneyPushMessage>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::JourneyPushMessage::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "TimeToLive" => {
                                builder = builder.set_time_to_live(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_list_com_amazonaws_pinpoint_list_of_random_split_entry<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::RandomSplitEntry>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_random_split_entry(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start array or null",
        )),
    }
}

pub fn deser_structure_crate_model_journey_sms_message<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::JourneySmsMessage>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::JourneySmsMessage::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "MessageType" => {
                                builder = builder.set_message_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::MessageType::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "OriginationNumber" => {
                                builder = builder.set_origination_number(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "SenderId" => {
                                builder = builder.set_sender_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "EntityId" => {
                                builder = builder.set_entity_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TemplateId" => {
                                builder = builder.set_template_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_gps_coordinates<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::GpsCoordinates>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::GpsCoordinates::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Latitude" => {
                                builder = builder.set_latitude(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_f64()),
                                );
                            }
                            "Longitude" => {
                                builder = builder.set_longitude(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_f64()),
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_list_com_amazonaws_pinpoint_list_of_segment_dimensions<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::SegmentDimensions>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_segment_dimensions(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start array or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_list_com_amazonaws_pinpoint_list_of_segment_reference<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::SegmentReference>>,
    aws_smithy_json::deserialize::Error,
>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_segment_reference(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start array or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_list_com_amazonaws_pinpoint_list_of_result_row_value<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<std::vec::Vec<crate::model::ResultRowValue>>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_result_row_value(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start array or null",
        )),
    }
}

pub fn deser_structure_crate_model_override_button_configuration<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::OverrideButtonConfiguration>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::OverrideButtonConfiguration::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ButtonAction" => {
                                builder = builder.set_button_action(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::ButtonAction::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "Link" => {
                                builder = builder.set_link(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_default_button_configuration<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::DefaultButtonConfiguration>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::DefaultButtonConfiguration::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "BackgroundColor" => {
                                builder = builder.set_background_color(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "BorderRadius" => {
                                builder = builder.set_border_radius(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            "ButtonAction" => {
                                builder = builder.set_button_action(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::ButtonAction::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "Link" => {
                                builder = builder.set_link(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Text" => {
                                builder = builder.set_text(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "TextColor" => {
                                builder = builder.set_text_color(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_event_item_response<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::EventItemResponse>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::EventItemResponse::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Message" => {
                                builder = builder.set_message(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "StatusCode" => {
                                builder = builder.set_status_code(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

#[allow(clippy::type_complexity, non_snake_case)]
pub fn deser_list_com_amazonaws_pinpoint_list_of_simple_condition<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<std::vec::Vec<crate::model::SimpleCondition>>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_simple_condition(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start array or null",
        )),
    }
}

pub fn deser_structure_crate_model_multi_conditional_branch<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::MultiConditionalBranch>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::MultiConditionalBranch::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Condition" => {
                                builder = builder.set_condition(
                                    crate::json_deser::deser_structure_crate_model_simple_condition(tokens)?
                                );
                            }
                            "NextActivity" => {
                                builder = builder.set_next_activity(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_random_split_entry<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::RandomSplitEntry>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::RandomSplitEntry::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "NextActivity" => {
                                builder = builder.set_next_activity(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Percentage" => {
                                builder = builder.set_percentage(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_segment_reference<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::SegmentReference>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::SegmentReference::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Id" => {
                                builder = builder.set_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Version" => {
                                builder = builder.set_version(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_i32()),
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_result_row_value<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::ResultRowValue>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::ResultRowValue::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Key" => {
                                builder = builder.set_key(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Type" => {
                                builder = builder.set_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "Value" => {
                                builder = builder.set_value(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_simple_condition<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::SimpleCondition>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::SimpleCondition::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "EventCondition" => {
                                builder = builder.set_event_condition(
                                    crate::json_deser::deser_structure_crate_model_event_condition(
                                        tokens,
                                    )?,
                                );
                            }
                            "SegmentCondition" => {
                                builder = builder.set_segment_condition(
                                    crate::json_deser::deser_structure_crate_model_segment_condition(tokens)?
                                );
                            }
                            "segmentDimensions" => {
                                builder = builder.set_segment_dimensions(
                                    crate::json_deser::deser_structure_crate_model_segment_dimensions(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}

pub fn deser_structure_crate_model_event_condition<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::EventCondition>, aws_smithy_json::deserialize::Error>
where
    I: Iterator<
        Item = Result<aws_smithy_json::deserialize::Token<'a>, aws_smithy_json::deserialize::Error>,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::EventCondition::builder();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "Dimensions" => {
                                builder = builder.set_dimensions(
                                    crate::json_deser::deser_structure_crate_model_event_dimensions(tokens)?
                                );
                            }
                            "MessageActivity" => {
                                builder = builder.set_message_activity(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(aws_smithy_json::deserialize::Error::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )))
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(aws_smithy_json::deserialize::Error::custom(
            "expected start object or null",
        )),
    }
}