pub fn ser_sdi_source_mapping_update_request(
object: &mut ::aws_smithy_json::serialize::JsonObjectWriter,
input: &crate::types::SdiSourceMappingUpdateRequest,
) -> ::std::result::Result<(), ::aws_smithy_types::error::operation::SerializationError> {
if let Some(var_1) = &input.card_number {
object.key("cardNumber").number(
#[allow(clippy::useless_conversion)]
::aws_smithy_types::Number::NegInt((*var_1).into()),
);
}
if let Some(var_2) = &input.channel_number {
object.key("channelNumber").number(
#[allow(clippy::useless_conversion)]
::aws_smithy_types::Number::NegInt((*var_2).into()),
);
}
if let Some(var_3) = &input.sdi_source {
object.key("sdiSource").string(var_3.as_str());
}
Ok(())
}