google-cloud-spanner-admin-instance-v1 1.8.0

// Copyright 2025 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// Code generated by sidekick. DO NOT EDIT.

#[allow(unused_imports)]
use super::*;

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::OperationProgress {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __progress_percent,
            __start_time,
            __end_time,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for OperationProgress")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "progressPercent" => Ok(__FieldTag::__progress_percent),
                            "progress_percent" => Ok(__FieldTag::__progress_percent),
                            "startTime" => Ok(__FieldTag::__start_time),
                            "start_time" => Ok(__FieldTag::__start_time),
                            "endTime" => Ok(__FieldTag::__end_time),
                            "end_time" => Ok(__FieldTag::__end_time),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::OperationProgress;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct OperationProgress")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__progress_percent => {
                            if !fields.insert(__FieldTag::__progress_percent) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for progress_percent",
                                ));
                            }
                            struct __With(std::option::Option<i32>);
                            impl<'de> serde::de::Deserialize<'de> for __With {
                                fn deserialize<D>(
                                    deserializer: D,
                                ) -> std::result::Result<Self, D::Error>
                                where
                                    D: serde::de::Deserializer<'de>,
                                {
                                    serde_with::As::< std::option::Option<wkt::internal::I32> >::deserialize(deserializer).map(__With)
                                }
                            }
                            result.progress_percent =
                                map.next_value::<__With>()?.0.unwrap_or_default();
                        }
                        __FieldTag::__start_time => {
                            if !fields.insert(__FieldTag::__start_time) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for start_time",
                                ));
                            }
                            result.start_time =
                                map.next_value::<std::option::Option<wkt::Timestamp>>()?;
                        }
                        __FieldTag::__end_time => {
                            if !fields.insert(__FieldTag::__end_time) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for end_time",
                                ));
                            }
                            result.end_time =
                                map.next_value::<std::option::Option<wkt::Timestamp>>()?;
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::ReplicaSelection {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __location,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for ReplicaSelection")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "location" => Ok(__FieldTag::__location),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::ReplicaSelection;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct ReplicaSelection")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__location => {
                            if !fields.insert(__FieldTag::__location) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for location",
                                ));
                            }
                            result.location = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::ReplicaInfo {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __location,
            __type,
            __default_leader_location,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for ReplicaInfo")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "location" => Ok(__FieldTag::__location),
                            "type" => Ok(__FieldTag::__type),
                            "defaultLeaderLocation" => Ok(__FieldTag::__default_leader_location),
                            "default_leader_location" => Ok(__FieldTag::__default_leader_location),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::ReplicaInfo;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct ReplicaInfo")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__location => {
                            if !fields.insert(__FieldTag::__location) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for location",
                                ));
                            }
                            result.location = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__type => {
                            if !fields.insert(__FieldTag::__type) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for type",
                                ));
                            }
                            result.r#type = map.next_value::<std::option::Option<crate::model::replica_info::ReplicaType>>()?.unwrap_or_default();
                        }
                        __FieldTag::__default_leader_location => {
                            if !fields.insert(__FieldTag::__default_leader_location) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for default_leader_location",
                                ));
                            }
                            result.default_leader_location = map
                                .next_value::<std::option::Option<bool>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::InstanceConfig {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __name,
            __display_name,
            __config_type,
            __replicas,
            __optional_replicas,
            __base_config,
            __labels,
            __etag,
            __leader_options,
            __reconciling,
            __state,
            __free_instance_availability,
            __quorum_type,
            __storage_limit_per_processing_unit,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for InstanceConfig")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "name" => Ok(__FieldTag::__name),
                            "displayName" => Ok(__FieldTag::__display_name),
                            "display_name" => Ok(__FieldTag::__display_name),
                            "configType" => Ok(__FieldTag::__config_type),
                            "config_type" => Ok(__FieldTag::__config_type),
                            "replicas" => Ok(__FieldTag::__replicas),
                            "optionalReplicas" => Ok(__FieldTag::__optional_replicas),
                            "optional_replicas" => Ok(__FieldTag::__optional_replicas),
                            "baseConfig" => Ok(__FieldTag::__base_config),
                            "base_config" => Ok(__FieldTag::__base_config),
                            "labels" => Ok(__FieldTag::__labels),
                            "etag" => Ok(__FieldTag::__etag),
                            "leaderOptions" => Ok(__FieldTag::__leader_options),
                            "leader_options" => Ok(__FieldTag::__leader_options),
                            "reconciling" => Ok(__FieldTag::__reconciling),
                            "state" => Ok(__FieldTag::__state),
                            "freeInstanceAvailability" => {
                                Ok(__FieldTag::__free_instance_availability)
                            }
                            "free_instance_availability" => {
                                Ok(__FieldTag::__free_instance_availability)
                            }
                            "quorumType" => Ok(__FieldTag::__quorum_type),
                            "quorum_type" => Ok(__FieldTag::__quorum_type),
                            "storageLimitPerProcessingUnit" => {
                                Ok(__FieldTag::__storage_limit_per_processing_unit)
                            }
                            "storage_limit_per_processing_unit" => {
                                Ok(__FieldTag::__storage_limit_per_processing_unit)
                            }
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::InstanceConfig;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct InstanceConfig")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__name => {
                            if !fields.insert(__FieldTag::__name) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for name",
                                ));
                            }
                            result.name = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__display_name => {
                            if !fields.insert(__FieldTag::__display_name) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for display_name",
                                ));
                            }
                            result.display_name = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__config_type => {
                            if !fields.insert(__FieldTag::__config_type) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for config_type",
                                ));
                            }
                            result.config_type = map.next_value::<std::option::Option<crate::model::instance_config::Type>>()?.unwrap_or_default();
                        }
                        __FieldTag::__replicas => {
                            if !fields.insert(__FieldTag::__replicas) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for replicas",
                                ));
                            }
                            result.replicas = map.next_value::<std::option::Option<std::vec::Vec<crate::model::ReplicaInfo>>>()?.unwrap_or_default();
                        }
                        __FieldTag::__optional_replicas => {
                            if !fields.insert(__FieldTag::__optional_replicas) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for optional_replicas",
                                ));
                            }
                            result.optional_replicas = map.next_value::<std::option::Option<std::vec::Vec<crate::model::ReplicaInfo>>>()?.unwrap_or_default();
                        }
                        __FieldTag::__base_config => {
                            if !fields.insert(__FieldTag::__base_config) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for base_config",
                                ));
                            }
                            result.base_config = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__labels => {
                            if !fields.insert(__FieldTag::__labels) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for labels",
                                ));
                            }
                            result.labels = map
                                .next_value::<std::option::Option<
                                    std::collections::HashMap<
                                        std::string::String,
                                        std::string::String,
                                    >,
                                >>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__etag => {
                            if !fields.insert(__FieldTag::__etag) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for etag",
                                ));
                            }
                            result.etag = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__leader_options => {
                            if !fields.insert(__FieldTag::__leader_options) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for leader_options",
                                ));
                            }
                            result.leader_options = map.next_value::<std::option::Option<std::vec::Vec<std::string::String>>>()?.unwrap_or_default();
                        }
                        __FieldTag::__reconciling => {
                            if !fields.insert(__FieldTag::__reconciling) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for reconciling",
                                ));
                            }
                            result.reconciling = map
                                .next_value::<std::option::Option<bool>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__state => {
                            if !fields.insert(__FieldTag::__state) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for state",
                                ));
                            }
                            result.state = map.next_value::<std::option::Option<crate::model::instance_config::State>>()?.unwrap_or_default();
                        }
                        __FieldTag::__free_instance_availability => {
                            if !fields.insert(__FieldTag::__free_instance_availability) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for free_instance_availability",
                                ));
                            }
                            result.free_instance_availability = map
                                .next_value::<std::option::Option<
                                    crate::model::instance_config::FreeInstanceAvailability,
                                >>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__quorum_type => {
                            if !fields.insert(__FieldTag::__quorum_type) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for quorum_type",
                                ));
                            }
                            result.quorum_type = map.next_value::<std::option::Option<crate::model::instance_config::QuorumType>>()?.unwrap_or_default();
                        }
                        __FieldTag::__storage_limit_per_processing_unit => {
                            if !fields.insert(__FieldTag::__storage_limit_per_processing_unit) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for storage_limit_per_processing_unit",
                                ));
                            }
                            struct __With(std::option::Option<i64>);
                            impl<'de> serde::de::Deserialize<'de> for __With {
                                fn deserialize<D>(
                                    deserializer: D,
                                ) -> std::result::Result<Self, D::Error>
                                where
                                    D: serde::de::Deserializer<'de>,
                                {
                                    serde_with::As::< std::option::Option<wkt::internal::I64> >::deserialize(deserializer).map(__With)
                                }
                            }
                            result.storage_limit_per_processing_unit =
                                map.next_value::<__With>()?.0.unwrap_or_default();
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::ReplicaComputeCapacity {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __replica_selection,
            __node_count,
            __processing_units,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for ReplicaComputeCapacity")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "replicaSelection" => Ok(__FieldTag::__replica_selection),
                            "replica_selection" => Ok(__FieldTag::__replica_selection),
                            "nodeCount" => Ok(__FieldTag::__node_count),
                            "node_count" => Ok(__FieldTag::__node_count),
                            "processingUnits" => Ok(__FieldTag::__processing_units),
                            "processing_units" => Ok(__FieldTag::__processing_units),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::ReplicaComputeCapacity;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct ReplicaComputeCapacity")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__replica_selection => {
                            if !fields.insert(__FieldTag::__replica_selection) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for replica_selection",
                                ));
                            }
                            result.replica_selection = map
                                .next_value::<std::option::Option<crate::model::ReplicaSelection>>(
                                )?;
                        }
                        __FieldTag::__node_count => {
                            if !fields.insert(__FieldTag::__node_count) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for node_count",
                                ));
                            }
                            struct __With(std::option::Option<i32>);
                            impl<'de> serde::de::Deserialize<'de> for __With {
                                fn deserialize<D>(
                                    deserializer: D,
                                ) -> std::result::Result<Self, D::Error>
                                where
                                    D: serde::de::Deserializer<'de>,
                                {
                                    serde_with::As::< std::option::Option<wkt::internal::I32> >::deserialize(deserializer).map(__With)
                                }
                            }
                            if result.compute_capacity.is_some() {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for `compute_capacity`, a oneof with full ID .google.spanner.admin.instance.v1.ReplicaComputeCapacity.node_count, latest field was nodeCount",
                                ));
                            }
                            result.compute_capacity = std::option::Option::Some(
                                crate::model::replica_compute_capacity::ComputeCapacity::NodeCount(
                                    map.next_value::<__With>()?.0.unwrap_or_default(),
                                ),
                            );
                        }
                        __FieldTag::__processing_units => {
                            if !fields.insert(__FieldTag::__processing_units) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for processing_units",
                                ));
                            }
                            struct __With(std::option::Option<i32>);
                            impl<'de> serde::de::Deserialize<'de> for __With {
                                fn deserialize<D>(
                                    deserializer: D,
                                ) -> std::result::Result<Self, D::Error>
                                where
                                    D: serde::de::Deserializer<'de>,
                                {
                                    serde_with::As::< std::option::Option<wkt::internal::I32> >::deserialize(deserializer).map(__With)
                                }
                            }
                            if result.compute_capacity.is_some() {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for `compute_capacity`, a oneof with full ID .google.spanner.admin.instance.v1.ReplicaComputeCapacity.processing_units, latest field was processingUnits",
                                ));
                            }
                            result.compute_capacity = std::option::Option::Some(
                                crate::model::replica_compute_capacity::ComputeCapacity::ProcessingUnits(
                                    map.next_value::<__With>()?.0.unwrap_or_default()
                                ),
                            );
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::AutoscalingConfig {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __autoscaling_limits,
            __autoscaling_targets,
            __asymmetric_autoscaling_options,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for AutoscalingConfig")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "autoscalingLimits" => Ok(__FieldTag::__autoscaling_limits),
                            "autoscaling_limits" => Ok(__FieldTag::__autoscaling_limits),
                            "autoscalingTargets" => Ok(__FieldTag::__autoscaling_targets),
                            "autoscaling_targets" => Ok(__FieldTag::__autoscaling_targets),
                            "asymmetricAutoscalingOptions" => {
                                Ok(__FieldTag::__asymmetric_autoscaling_options)
                            }
                            "asymmetric_autoscaling_options" => {
                                Ok(__FieldTag::__asymmetric_autoscaling_options)
                            }
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::AutoscalingConfig;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct AutoscalingConfig")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__autoscaling_limits => {
                            if !fields.insert(__FieldTag::__autoscaling_limits) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for autoscaling_limits",
                                ));
                            }
                            result.autoscaling_limits = map.next_value::<std::option::Option<
                                crate::model::autoscaling_config::AutoscalingLimits,
                            >>()?;
                        }
                        __FieldTag::__autoscaling_targets => {
                            if !fields.insert(__FieldTag::__autoscaling_targets) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for autoscaling_targets",
                                ));
                            }
                            result.autoscaling_targets = map.next_value::<std::option::Option<
                                crate::model::autoscaling_config::AutoscalingTargets,
                            >>()?;
                        }
                        __FieldTag::__asymmetric_autoscaling_options => {
                            if !fields.insert(__FieldTag::__asymmetric_autoscaling_options) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for asymmetric_autoscaling_options",
                                ));
                            }
                            result.asymmetric_autoscaling_options = map.next_value::<std::option::Option<std::vec::Vec<crate::model::autoscaling_config::AsymmetricAutoscalingOption>>>()?.unwrap_or_default();
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::autoscaling_config::AutoscalingLimits {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __min_nodes,
            __min_processing_units,
            __max_nodes,
            __max_processing_units,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for AutoscalingLimits")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "minNodes" => Ok(__FieldTag::__min_nodes),
                            "min_nodes" => Ok(__FieldTag::__min_nodes),
                            "minProcessingUnits" => Ok(__FieldTag::__min_processing_units),
                            "min_processing_units" => Ok(__FieldTag::__min_processing_units),
                            "maxNodes" => Ok(__FieldTag::__max_nodes),
                            "max_nodes" => Ok(__FieldTag::__max_nodes),
                            "maxProcessingUnits" => Ok(__FieldTag::__max_processing_units),
                            "max_processing_units" => Ok(__FieldTag::__max_processing_units),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::autoscaling_config::AutoscalingLimits;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct AutoscalingLimits")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__min_nodes => {
                            if !fields.insert(__FieldTag::__min_nodes) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for min_nodes",
                                ));
                            }
                            struct __With(std::option::Option<i32>);
                            impl<'de> serde::de::Deserialize<'de> for __With {
                                fn deserialize<D>(
                                    deserializer: D,
                                ) -> std::result::Result<Self, D::Error>
                                where
                                    D: serde::de::Deserializer<'de>,
                                {
                                    serde_with::As::< std::option::Option<wkt::internal::I32> >::deserialize(deserializer).map(__With)
                                }
                            }
                            if result.min_limit.is_some() {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for `min_limit`, a oneof with full ID .google.spanner.admin.instance.v1.AutoscalingConfig.AutoscalingLimits.min_nodes, latest field was minNodes",
                                ));
                            }
                            result.min_limit = std::option::Option::Some(
                                crate::model::autoscaling_config::autoscaling_limits::MinLimit::MinNodes(
                                    map.next_value::<__With>()?.0.unwrap_or_default()
                                ),
                            );
                        }
                        __FieldTag::__min_processing_units => {
                            if !fields.insert(__FieldTag::__min_processing_units) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for min_processing_units",
                                ));
                            }
                            struct __With(std::option::Option<i32>);
                            impl<'de> serde::de::Deserialize<'de> for __With {
                                fn deserialize<D>(
                                    deserializer: D,
                                ) -> std::result::Result<Self, D::Error>
                                where
                                    D: serde::de::Deserializer<'de>,
                                {
                                    serde_with::As::< std::option::Option<wkt::internal::I32> >::deserialize(deserializer).map(__With)
                                }
                            }
                            if result.min_limit.is_some() {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for `min_limit`, a oneof with full ID .google.spanner.admin.instance.v1.AutoscalingConfig.AutoscalingLimits.min_processing_units, latest field was minProcessingUnits",
                                ));
                            }
                            result.min_limit = std::option::Option::Some(
                                crate::model::autoscaling_config::autoscaling_limits::MinLimit::MinProcessingUnits(
                                    map.next_value::<__With>()?.0.unwrap_or_default()
                                ),
                            );
                        }
                        __FieldTag::__max_nodes => {
                            if !fields.insert(__FieldTag::__max_nodes) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for max_nodes",
                                ));
                            }
                            struct __With(std::option::Option<i32>);
                            impl<'de> serde::de::Deserialize<'de> for __With {
                                fn deserialize<D>(
                                    deserializer: D,
                                ) -> std::result::Result<Self, D::Error>
                                where
                                    D: serde::de::Deserializer<'de>,
                                {
                                    serde_with::As::< std::option::Option<wkt::internal::I32> >::deserialize(deserializer).map(__With)
                                }
                            }
                            if result.max_limit.is_some() {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for `max_limit`, a oneof with full ID .google.spanner.admin.instance.v1.AutoscalingConfig.AutoscalingLimits.max_nodes, latest field was maxNodes",
                                ));
                            }
                            result.max_limit = std::option::Option::Some(
                                crate::model::autoscaling_config::autoscaling_limits::MaxLimit::MaxNodes(
                                    map.next_value::<__With>()?.0.unwrap_or_default()
                                ),
                            );
                        }
                        __FieldTag::__max_processing_units => {
                            if !fields.insert(__FieldTag::__max_processing_units) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for max_processing_units",
                                ));
                            }
                            struct __With(std::option::Option<i32>);
                            impl<'de> serde::de::Deserialize<'de> for __With {
                                fn deserialize<D>(
                                    deserializer: D,
                                ) -> std::result::Result<Self, D::Error>
                                where
                                    D: serde::de::Deserializer<'de>,
                                {
                                    serde_with::As::< std::option::Option<wkt::internal::I32> >::deserialize(deserializer).map(__With)
                                }
                            }
                            if result.max_limit.is_some() {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for `max_limit`, a oneof with full ID .google.spanner.admin.instance.v1.AutoscalingConfig.AutoscalingLimits.max_processing_units, latest field was maxProcessingUnits",
                                ));
                            }
                            result.max_limit = std::option::Option::Some(
                                crate::model::autoscaling_config::autoscaling_limits::MaxLimit::MaxProcessingUnits(
                                    map.next_value::<__With>()?.0.unwrap_or_default()
                                ),
                            );
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::autoscaling_config::AutoscalingTargets {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __high_priority_cpu_utilization_percent,
            __total_cpu_utilization_percent,
            __storage_utilization_percent,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for AutoscalingTargets")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "highPriorityCpuUtilizationPercent" => {
                                Ok(__FieldTag::__high_priority_cpu_utilization_percent)
                            }
                            "high_priority_cpu_utilization_percent" => {
                                Ok(__FieldTag::__high_priority_cpu_utilization_percent)
                            }
                            "totalCpuUtilizationPercent" => {
                                Ok(__FieldTag::__total_cpu_utilization_percent)
                            }
                            "total_cpu_utilization_percent" => {
                                Ok(__FieldTag::__total_cpu_utilization_percent)
                            }
                            "storageUtilizationPercent" => {
                                Ok(__FieldTag::__storage_utilization_percent)
                            }
                            "storage_utilization_percent" => {
                                Ok(__FieldTag::__storage_utilization_percent)
                            }
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::autoscaling_config::AutoscalingTargets;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct AutoscalingTargets")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__high_priority_cpu_utilization_percent => {
                            if !fields.insert(__FieldTag::__high_priority_cpu_utilization_percent) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for high_priority_cpu_utilization_percent",
                                ));
                            }
                            struct __With(std::option::Option<i32>);
                            impl<'de> serde::de::Deserialize<'de> for __With {
                                fn deserialize<D>(
                                    deserializer: D,
                                ) -> std::result::Result<Self, D::Error>
                                where
                                    D: serde::de::Deserializer<'de>,
                                {
                                    serde_with::As::< std::option::Option<wkt::internal::I32> >::deserialize(deserializer).map(__With)
                                }
                            }
                            result.high_priority_cpu_utilization_percent =
                                map.next_value::<__With>()?.0.unwrap_or_default();
                        }
                        __FieldTag::__total_cpu_utilization_percent => {
                            if !fields.insert(__FieldTag::__total_cpu_utilization_percent) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for total_cpu_utilization_percent",
                                ));
                            }
                            struct __With(std::option::Option<i32>);
                            impl<'de> serde::de::Deserialize<'de> for __With {
                                fn deserialize<D>(
                                    deserializer: D,
                                ) -> std::result::Result<Self, D::Error>
                                where
                                    D: serde::de::Deserializer<'de>,
                                {
                                    serde_with::As::< std::option::Option<wkt::internal::I32> >::deserialize(deserializer).map(__With)
                                }
                            }
                            result.total_cpu_utilization_percent =
                                map.next_value::<__With>()?.0.unwrap_or_default();
                        }
                        __FieldTag::__storage_utilization_percent => {
                            if !fields.insert(__FieldTag::__storage_utilization_percent) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for storage_utilization_percent",
                                ));
                            }
                            struct __With(std::option::Option<i32>);
                            impl<'de> serde::de::Deserialize<'de> for __With {
                                fn deserialize<D>(
                                    deserializer: D,
                                ) -> std::result::Result<Self, D::Error>
                                where
                                    D: serde::de::Deserializer<'de>,
                                {
                                    serde_with::As::< std::option::Option<wkt::internal::I32> >::deserialize(deserializer).map(__With)
                                }
                            }
                            result.storage_utilization_percent =
                                map.next_value::<__With>()?.0.unwrap_or_default();
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::autoscaling_config::AsymmetricAutoscalingOption {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __replica_selection,
            __overrides,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for AsymmetricAutoscalingOption")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "replicaSelection" => Ok(__FieldTag::__replica_selection),
                            "replica_selection" => Ok(__FieldTag::__replica_selection),
                            "overrides" => Ok(__FieldTag::__overrides),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::autoscaling_config::AsymmetricAutoscalingOption;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct AsymmetricAutoscalingOption")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__replica_selection => {
                            if !fields.insert(__FieldTag::__replica_selection) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for replica_selection",
                                ));
                            }
                            result.replica_selection = map
                                .next_value::<std::option::Option<crate::model::ReplicaSelection>>(
                                )?;
                        }
                        __FieldTag::__overrides => {
                            if !fields.insert(__FieldTag::__overrides) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for overrides",
                                ));
                            }
                            result.overrides = map.next_value::<std::option::Option<crate::model::autoscaling_config::asymmetric_autoscaling_option::AutoscalingConfigOverrides>>()?
                                ;
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de>
    for super::autoscaling_config::asymmetric_autoscaling_option::AutoscalingConfigOverrides
{
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __autoscaling_limits,
            __autoscaling_target_high_priority_cpu_utilization_percent,
            __autoscaling_target_total_cpu_utilization_percent,
            __disable_high_priority_cpu_autoscaling,
            __disable_total_cpu_autoscaling,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for AutoscalingConfigOverrides")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "autoscalingLimits" => Ok(__FieldTag::__autoscaling_limits),
                            "autoscaling_limits" => Ok(__FieldTag::__autoscaling_limits),
                            "autoscalingTargetHighPriorityCpuUtilizationPercent" => Ok(__FieldTag::__autoscaling_target_high_priority_cpu_utilization_percent),
                            "autoscaling_target_high_priority_cpu_utilization_percent" => Ok(__FieldTag::__autoscaling_target_high_priority_cpu_utilization_percent),
                            "autoscalingTargetTotalCpuUtilizationPercent" => Ok(__FieldTag::__autoscaling_target_total_cpu_utilization_percent),
                            "autoscaling_target_total_cpu_utilization_percent" => Ok(__FieldTag::__autoscaling_target_total_cpu_utilization_percent),
                            "disableHighPriorityCpuAutoscaling" => Ok(__FieldTag::__disable_high_priority_cpu_autoscaling),
                            "disable_high_priority_cpu_autoscaling" => Ok(__FieldTag::__disable_high_priority_cpu_autoscaling),
                            "disableTotalCpuAutoscaling" => Ok(__FieldTag::__disable_total_cpu_autoscaling),
                            "disable_total_cpu_autoscaling" => Ok(__FieldTag::__disable_total_cpu_autoscaling),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::autoscaling_config::asymmetric_autoscaling_option::AutoscalingConfigOverrides;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct AutoscalingConfigOverrides")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__autoscaling_limits => {
                            if !fields.insert(__FieldTag::__autoscaling_limits) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for autoscaling_limits",
                                ));
                            }
                            result.autoscaling_limits = map.next_value::<std::option::Option<
                                crate::model::autoscaling_config::AutoscalingLimits,
                            >>()?;
                        }
                        __FieldTag::__autoscaling_target_high_priority_cpu_utilization_percent => {
                            if !fields.insert(__FieldTag::__autoscaling_target_high_priority_cpu_utilization_percent) {
                                return std::result::Result::Err(A::Error::duplicate_field("multiple values for autoscaling_target_high_priority_cpu_utilization_percent"));
                            }
                            struct __With(std::option::Option<i32>);
                            impl<'de> serde::de::Deserialize<'de> for __With {
                                fn deserialize<D>(
                                    deserializer: D,
                                ) -> std::result::Result<Self, D::Error>
                                where
                                    D: serde::de::Deserializer<'de>,
                                {
                                    serde_with::As::< std::option::Option<wkt::internal::I32> >::deserialize(deserializer).map(__With)
                                }
                            }
                            result.autoscaling_target_high_priority_cpu_utilization_percent =
                                map.next_value::<__With>()?.0.unwrap_or_default();
                        }
                        __FieldTag::__autoscaling_target_total_cpu_utilization_percent => {
                            if !fields.insert(
                                __FieldTag::__autoscaling_target_total_cpu_utilization_percent,
                            ) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for autoscaling_target_total_cpu_utilization_percent",
                                ));
                            }
                            struct __With(std::option::Option<i32>);
                            impl<'de> serde::de::Deserialize<'de> for __With {
                                fn deserialize<D>(
                                    deserializer: D,
                                ) -> std::result::Result<Self, D::Error>
                                where
                                    D: serde::de::Deserializer<'de>,
                                {
                                    serde_with::As::< std::option::Option<wkt::internal::I32> >::deserialize(deserializer).map(__With)
                                }
                            }
                            result.autoscaling_target_total_cpu_utilization_percent =
                                map.next_value::<__With>()?.0.unwrap_or_default();
                        }
                        __FieldTag::__disable_high_priority_cpu_autoscaling => {
                            if !fields.insert(__FieldTag::__disable_high_priority_cpu_autoscaling) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for disable_high_priority_cpu_autoscaling",
                                ));
                            }
                            result.disable_high_priority_cpu_autoscaling = map
                                .next_value::<std::option::Option<bool>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__disable_total_cpu_autoscaling => {
                            if !fields.insert(__FieldTag::__disable_total_cpu_autoscaling) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for disable_total_cpu_autoscaling",
                                ));
                            }
                            result.disable_total_cpu_autoscaling = map
                                .next_value::<std::option::Option<bool>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::Instance {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __name,
            __config,
            __display_name,
            __node_count,
            __processing_units,
            __replica_compute_capacity,
            __autoscaling_config,
            __state,
            __labels,
            __instance_type,
            __endpoint_uris,
            __create_time,
            __update_time,
            __free_instance_metadata,
            __edition,
            __default_backup_schedule_type,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for Instance")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "name" => Ok(__FieldTag::__name),
                            "config" => Ok(__FieldTag::__config),
                            "displayName" => Ok(__FieldTag::__display_name),
                            "display_name" => Ok(__FieldTag::__display_name),
                            "nodeCount" => Ok(__FieldTag::__node_count),
                            "node_count" => Ok(__FieldTag::__node_count),
                            "processingUnits" => Ok(__FieldTag::__processing_units),
                            "processing_units" => Ok(__FieldTag::__processing_units),
                            "replicaComputeCapacity" => Ok(__FieldTag::__replica_compute_capacity),
                            "replica_compute_capacity" => {
                                Ok(__FieldTag::__replica_compute_capacity)
                            }
                            "autoscalingConfig" => Ok(__FieldTag::__autoscaling_config),
                            "autoscaling_config" => Ok(__FieldTag::__autoscaling_config),
                            "state" => Ok(__FieldTag::__state),
                            "labels" => Ok(__FieldTag::__labels),
                            "instanceType" => Ok(__FieldTag::__instance_type),
                            "instance_type" => Ok(__FieldTag::__instance_type),
                            "endpointUris" => Ok(__FieldTag::__endpoint_uris),
                            "endpoint_uris" => Ok(__FieldTag::__endpoint_uris),
                            "createTime" => Ok(__FieldTag::__create_time),
                            "create_time" => Ok(__FieldTag::__create_time),
                            "updateTime" => Ok(__FieldTag::__update_time),
                            "update_time" => Ok(__FieldTag::__update_time),
                            "freeInstanceMetadata" => Ok(__FieldTag::__free_instance_metadata),
                            "free_instance_metadata" => Ok(__FieldTag::__free_instance_metadata),
                            "edition" => Ok(__FieldTag::__edition),
                            "defaultBackupScheduleType" => {
                                Ok(__FieldTag::__default_backup_schedule_type)
                            }
                            "default_backup_schedule_type" => {
                                Ok(__FieldTag::__default_backup_schedule_type)
                            }
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::Instance;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct Instance")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__name => {
                            if !fields.insert(__FieldTag::__name) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for name",
                                ));
                            }
                            result.name = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__config => {
                            if !fields.insert(__FieldTag::__config) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for config",
                                ));
                            }
                            result.config = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__display_name => {
                            if !fields.insert(__FieldTag::__display_name) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for display_name",
                                ));
                            }
                            result.display_name = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__node_count => {
                            if !fields.insert(__FieldTag::__node_count) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for node_count",
                                ));
                            }
                            struct __With(std::option::Option<i32>);
                            impl<'de> serde::de::Deserialize<'de> for __With {
                                fn deserialize<D>(
                                    deserializer: D,
                                ) -> std::result::Result<Self, D::Error>
                                where
                                    D: serde::de::Deserializer<'de>,
                                {
                                    serde_with::As::< std::option::Option<wkt::internal::I32> >::deserialize(deserializer).map(__With)
                                }
                            }
                            result.node_count = map.next_value::<__With>()?.0.unwrap_or_default();
                        }
                        __FieldTag::__processing_units => {
                            if !fields.insert(__FieldTag::__processing_units) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for processing_units",
                                ));
                            }
                            struct __With(std::option::Option<i32>);
                            impl<'de> serde::de::Deserialize<'de> for __With {
                                fn deserialize<D>(
                                    deserializer: D,
                                ) -> std::result::Result<Self, D::Error>
                                where
                                    D: serde::de::Deserializer<'de>,
                                {
                                    serde_with::As::< std::option::Option<wkt::internal::I32> >::deserialize(deserializer).map(__With)
                                }
                            }
                            result.processing_units =
                                map.next_value::<__With>()?.0.unwrap_or_default();
                        }
                        __FieldTag::__replica_compute_capacity => {
                            if !fields.insert(__FieldTag::__replica_compute_capacity) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for replica_compute_capacity",
                                ));
                            }
                            result.replica_compute_capacity = map
                                .next_value::<std::option::Option<
                                    std::vec::Vec<crate::model::ReplicaComputeCapacity>,
                                >>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__autoscaling_config => {
                            if !fields.insert(__FieldTag::__autoscaling_config) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for autoscaling_config",
                                ));
                            }
                            result.autoscaling_config = map
                                .next_value::<std::option::Option<crate::model::AutoscalingConfig>>(
                                )?;
                        }
                        __FieldTag::__state => {
                            if !fields.insert(__FieldTag::__state) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for state",
                                ));
                            }
                            result.state = map
                                .next_value::<std::option::Option<crate::model::instance::State>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__labels => {
                            if !fields.insert(__FieldTag::__labels) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for labels",
                                ));
                            }
                            result.labels = map
                                .next_value::<std::option::Option<
                                    std::collections::HashMap<
                                        std::string::String,
                                        std::string::String,
                                    >,
                                >>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__instance_type => {
                            if !fields.insert(__FieldTag::__instance_type) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for instance_type",
                                ));
                            }
                            result.instance_type = map.next_value::<std::option::Option<crate::model::instance::InstanceType>>()?.unwrap_or_default();
                        }
                        __FieldTag::__endpoint_uris => {
                            if !fields.insert(__FieldTag::__endpoint_uris) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for endpoint_uris",
                                ));
                            }
                            result.endpoint_uris = map.next_value::<std::option::Option<std::vec::Vec<std::string::String>>>()?.unwrap_or_default();
                        }
                        __FieldTag::__create_time => {
                            if !fields.insert(__FieldTag::__create_time) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for create_time",
                                ));
                            }
                            result.create_time =
                                map.next_value::<std::option::Option<wkt::Timestamp>>()?;
                        }
                        __FieldTag::__update_time => {
                            if !fields.insert(__FieldTag::__update_time) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for update_time",
                                ));
                            }
                            result.update_time =
                                map.next_value::<std::option::Option<wkt::Timestamp>>()?;
                        }
                        __FieldTag::__free_instance_metadata => {
                            if !fields.insert(__FieldTag::__free_instance_metadata) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for free_instance_metadata",
                                ));
                            }
                            result.free_instance_metadata = map.next_value::<std::option::Option<crate::model::FreeInstanceMetadata>>()?
                                ;
                        }
                        __FieldTag::__edition => {
                            if !fields.insert(__FieldTag::__edition) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for edition",
                                ));
                            }
                            result.edition = map
                                .next_value::<std::option::Option<crate::model::instance::Edition>>(
                                )?
                                .unwrap_or_default();
                        }
                        __FieldTag::__default_backup_schedule_type => {
                            if !fields.insert(__FieldTag::__default_backup_schedule_type) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for default_backup_schedule_type",
                                ));
                            }
                            result.default_backup_schedule_type = map
                                .next_value::<std::option::Option<
                                    crate::model::instance::DefaultBackupScheduleType,
                                >>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::ListInstanceConfigsRequest {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __parent,
            __page_size,
            __page_token,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for ListInstanceConfigsRequest")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "parent" => Ok(__FieldTag::__parent),
                            "pageSize" => Ok(__FieldTag::__page_size),
                            "page_size" => Ok(__FieldTag::__page_size),
                            "pageToken" => Ok(__FieldTag::__page_token),
                            "page_token" => Ok(__FieldTag::__page_token),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::ListInstanceConfigsRequest;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct ListInstanceConfigsRequest")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__parent => {
                            if !fields.insert(__FieldTag::__parent) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for parent",
                                ));
                            }
                            result.parent = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__page_size => {
                            if !fields.insert(__FieldTag::__page_size) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for page_size",
                                ));
                            }
                            struct __With(std::option::Option<i32>);
                            impl<'de> serde::de::Deserialize<'de> for __With {
                                fn deserialize<D>(
                                    deserializer: D,
                                ) -> std::result::Result<Self, D::Error>
                                where
                                    D: serde::de::Deserializer<'de>,
                                {
                                    serde_with::As::< std::option::Option<wkt::internal::I32> >::deserialize(deserializer).map(__With)
                                }
                            }
                            result.page_size = map.next_value::<__With>()?.0.unwrap_or_default();
                        }
                        __FieldTag::__page_token => {
                            if !fields.insert(__FieldTag::__page_token) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for page_token",
                                ));
                            }
                            result.page_token = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::ListInstanceConfigsResponse {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __instance_configs,
            __next_page_token,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for ListInstanceConfigsResponse")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "instanceConfigs" => Ok(__FieldTag::__instance_configs),
                            "instance_configs" => Ok(__FieldTag::__instance_configs),
                            "nextPageToken" => Ok(__FieldTag::__next_page_token),
                            "next_page_token" => Ok(__FieldTag::__next_page_token),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::ListInstanceConfigsResponse;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct ListInstanceConfigsResponse")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__instance_configs => {
                            if !fields.insert(__FieldTag::__instance_configs) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for instance_configs",
                                ));
                            }
                            result.instance_configs =
                                map.next_value::<std::option::Option<
                                    std::vec::Vec<crate::model::InstanceConfig>,
                                >>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__next_page_token => {
                            if !fields.insert(__FieldTag::__next_page_token) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for next_page_token",
                                ));
                            }
                            result.next_page_token = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::GetInstanceConfigRequest {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __name,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for GetInstanceConfigRequest")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "name" => Ok(__FieldTag::__name),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::GetInstanceConfigRequest;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct GetInstanceConfigRequest")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__name => {
                            if !fields.insert(__FieldTag::__name) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for name",
                                ));
                            }
                            result.name = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::CreateInstanceConfigRequest {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __parent,
            __instance_config_id,
            __instance_config,
            __validate_only,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for CreateInstanceConfigRequest")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "parent" => Ok(__FieldTag::__parent),
                            "instanceConfigId" => Ok(__FieldTag::__instance_config_id),
                            "instance_config_id" => Ok(__FieldTag::__instance_config_id),
                            "instanceConfig" => Ok(__FieldTag::__instance_config),
                            "instance_config" => Ok(__FieldTag::__instance_config),
                            "validateOnly" => Ok(__FieldTag::__validate_only),
                            "validate_only" => Ok(__FieldTag::__validate_only),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::CreateInstanceConfigRequest;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct CreateInstanceConfigRequest")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__parent => {
                            if !fields.insert(__FieldTag::__parent) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for parent",
                                ));
                            }
                            result.parent = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__instance_config_id => {
                            if !fields.insert(__FieldTag::__instance_config_id) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for instance_config_id",
                                ));
                            }
                            result.instance_config_id = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__instance_config => {
                            if !fields.insert(__FieldTag::__instance_config) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for instance_config",
                                ));
                            }
                            result.instance_config = map
                                .next_value::<std::option::Option<crate::model::InstanceConfig>>(
                                )?;
                        }
                        __FieldTag::__validate_only => {
                            if !fields.insert(__FieldTag::__validate_only) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for validate_only",
                                ));
                            }
                            result.validate_only = map
                                .next_value::<std::option::Option<bool>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::UpdateInstanceConfigRequest {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __instance_config,
            __update_mask,
            __validate_only,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for UpdateInstanceConfigRequest")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "instanceConfig" => Ok(__FieldTag::__instance_config),
                            "instance_config" => Ok(__FieldTag::__instance_config),
                            "updateMask" => Ok(__FieldTag::__update_mask),
                            "update_mask" => Ok(__FieldTag::__update_mask),
                            "validateOnly" => Ok(__FieldTag::__validate_only),
                            "validate_only" => Ok(__FieldTag::__validate_only),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::UpdateInstanceConfigRequest;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct UpdateInstanceConfigRequest")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__instance_config => {
                            if !fields.insert(__FieldTag::__instance_config) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for instance_config",
                                ));
                            }
                            result.instance_config = map
                                .next_value::<std::option::Option<crate::model::InstanceConfig>>(
                                )?;
                        }
                        __FieldTag::__update_mask => {
                            if !fields.insert(__FieldTag::__update_mask) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for update_mask",
                                ));
                            }
                            result.update_mask =
                                map.next_value::<std::option::Option<wkt::FieldMask>>()?;
                        }
                        __FieldTag::__validate_only => {
                            if !fields.insert(__FieldTag::__validate_only) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for validate_only",
                                ));
                            }
                            result.validate_only = map
                                .next_value::<std::option::Option<bool>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::DeleteInstanceConfigRequest {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __name,
            __etag,
            __validate_only,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for DeleteInstanceConfigRequest")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "name" => Ok(__FieldTag::__name),
                            "etag" => Ok(__FieldTag::__etag),
                            "validateOnly" => Ok(__FieldTag::__validate_only),
                            "validate_only" => Ok(__FieldTag::__validate_only),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::DeleteInstanceConfigRequest;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct DeleteInstanceConfigRequest")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__name => {
                            if !fields.insert(__FieldTag::__name) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for name",
                                ));
                            }
                            result.name = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__etag => {
                            if !fields.insert(__FieldTag::__etag) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for etag",
                                ));
                            }
                            result.etag = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__validate_only => {
                            if !fields.insert(__FieldTag::__validate_only) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for validate_only",
                                ));
                            }
                            result.validate_only = map
                                .next_value::<std::option::Option<bool>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::ListInstanceConfigOperationsRequest {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __parent,
            __filter,
            __page_size,
            __page_token,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for ListInstanceConfigOperationsRequest")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "parent" => Ok(__FieldTag::__parent),
                            "filter" => Ok(__FieldTag::__filter),
                            "pageSize" => Ok(__FieldTag::__page_size),
                            "page_size" => Ok(__FieldTag::__page_size),
                            "pageToken" => Ok(__FieldTag::__page_token),
                            "page_token" => Ok(__FieldTag::__page_token),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::ListInstanceConfigOperationsRequest;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct ListInstanceConfigOperationsRequest")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__parent => {
                            if !fields.insert(__FieldTag::__parent) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for parent",
                                ));
                            }
                            result.parent = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__filter => {
                            if !fields.insert(__FieldTag::__filter) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for filter",
                                ));
                            }
                            result.filter = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__page_size => {
                            if !fields.insert(__FieldTag::__page_size) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for page_size",
                                ));
                            }
                            struct __With(std::option::Option<i32>);
                            impl<'de> serde::de::Deserialize<'de> for __With {
                                fn deserialize<D>(
                                    deserializer: D,
                                ) -> std::result::Result<Self, D::Error>
                                where
                                    D: serde::de::Deserializer<'de>,
                                {
                                    serde_with::As::< std::option::Option<wkt::internal::I32> >::deserialize(deserializer).map(__With)
                                }
                            }
                            result.page_size = map.next_value::<__With>()?.0.unwrap_or_default();
                        }
                        __FieldTag::__page_token => {
                            if !fields.insert(__FieldTag::__page_token) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for page_token",
                                ));
                            }
                            result.page_token = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::ListInstanceConfigOperationsResponse {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __operations,
            __next_page_token,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for ListInstanceConfigOperationsResponse")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "operations" => Ok(__FieldTag::__operations),
                            "nextPageToken" => Ok(__FieldTag::__next_page_token),
                            "next_page_token" => Ok(__FieldTag::__next_page_token),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::ListInstanceConfigOperationsResponse;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct ListInstanceConfigOperationsResponse")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__operations => {
                            if !fields.insert(__FieldTag::__operations) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for operations",
                                ));
                            }
                            result.operations = map
                                .next_value::<std::option::Option<
                                    std::vec::Vec<google_cloud_longrunning::model::Operation>,
                                >>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__next_page_token => {
                            if !fields.insert(__FieldTag::__next_page_token) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for next_page_token",
                                ));
                            }
                            result.next_page_token = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::GetInstanceRequest {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __name,
            __field_mask,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for GetInstanceRequest")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "name" => Ok(__FieldTag::__name),
                            "fieldMask" => Ok(__FieldTag::__field_mask),
                            "field_mask" => Ok(__FieldTag::__field_mask),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::GetInstanceRequest;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct GetInstanceRequest")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__name => {
                            if !fields.insert(__FieldTag::__name) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for name",
                                ));
                            }
                            result.name = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__field_mask => {
                            if !fields.insert(__FieldTag::__field_mask) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for field_mask",
                                ));
                            }
                            result.field_mask =
                                map.next_value::<std::option::Option<wkt::FieldMask>>()?;
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::CreateInstanceRequest {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __parent,
            __instance_id,
            __instance,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for CreateInstanceRequest")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "parent" => Ok(__FieldTag::__parent),
                            "instanceId" => Ok(__FieldTag::__instance_id),
                            "instance_id" => Ok(__FieldTag::__instance_id),
                            "instance" => Ok(__FieldTag::__instance),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::CreateInstanceRequest;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct CreateInstanceRequest")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__parent => {
                            if !fields.insert(__FieldTag::__parent) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for parent",
                                ));
                            }
                            result.parent = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__instance_id => {
                            if !fields.insert(__FieldTag::__instance_id) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for instance_id",
                                ));
                            }
                            result.instance_id = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__instance => {
                            if !fields.insert(__FieldTag::__instance) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for instance",
                                ));
                            }
                            result.instance =
                                map.next_value::<std::option::Option<crate::model::Instance>>()?;
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::ListInstancesRequest {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __parent,
            __page_size,
            __page_token,
            __filter,
            __instance_deadline,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for ListInstancesRequest")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "parent" => Ok(__FieldTag::__parent),
                            "pageSize" => Ok(__FieldTag::__page_size),
                            "page_size" => Ok(__FieldTag::__page_size),
                            "pageToken" => Ok(__FieldTag::__page_token),
                            "page_token" => Ok(__FieldTag::__page_token),
                            "filter" => Ok(__FieldTag::__filter),
                            "instanceDeadline" => Ok(__FieldTag::__instance_deadline),
                            "instance_deadline" => Ok(__FieldTag::__instance_deadline),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::ListInstancesRequest;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct ListInstancesRequest")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__parent => {
                            if !fields.insert(__FieldTag::__parent) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for parent",
                                ));
                            }
                            result.parent = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__page_size => {
                            if !fields.insert(__FieldTag::__page_size) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for page_size",
                                ));
                            }
                            struct __With(std::option::Option<i32>);
                            impl<'de> serde::de::Deserialize<'de> for __With {
                                fn deserialize<D>(
                                    deserializer: D,
                                ) -> std::result::Result<Self, D::Error>
                                where
                                    D: serde::de::Deserializer<'de>,
                                {
                                    serde_with::As::< std::option::Option<wkt::internal::I32> >::deserialize(deserializer).map(__With)
                                }
                            }
                            result.page_size = map.next_value::<__With>()?.0.unwrap_or_default();
                        }
                        __FieldTag::__page_token => {
                            if !fields.insert(__FieldTag::__page_token) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for page_token",
                                ));
                            }
                            result.page_token = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__filter => {
                            if !fields.insert(__FieldTag::__filter) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for filter",
                                ));
                            }
                            result.filter = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__instance_deadline => {
                            if !fields.insert(__FieldTag::__instance_deadline) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for instance_deadline",
                                ));
                            }
                            result.instance_deadline =
                                map.next_value::<std::option::Option<wkt::Timestamp>>()?;
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::ListInstancesResponse {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __instances,
            __next_page_token,
            __unreachable,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for ListInstancesResponse")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "instances" => Ok(__FieldTag::__instances),
                            "nextPageToken" => Ok(__FieldTag::__next_page_token),
                            "next_page_token" => Ok(__FieldTag::__next_page_token),
                            "unreachable" => Ok(__FieldTag::__unreachable),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::ListInstancesResponse;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct ListInstancesResponse")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__instances => {
                            if !fields.insert(__FieldTag::__instances) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for instances",
                                ));
                            }
                            result.instances = map.next_value::<std::option::Option<std::vec::Vec<crate::model::Instance>>>()?.unwrap_or_default();
                        }
                        __FieldTag::__next_page_token => {
                            if !fields.insert(__FieldTag::__next_page_token) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for next_page_token",
                                ));
                            }
                            result.next_page_token = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__unreachable => {
                            if !fields.insert(__FieldTag::__unreachable) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for unreachable",
                                ));
                            }
                            result.unreachable = map.next_value::<std::option::Option<std::vec::Vec<std::string::String>>>()?.unwrap_or_default();
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::UpdateInstanceRequest {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __instance,
            __field_mask,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for UpdateInstanceRequest")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "instance" => Ok(__FieldTag::__instance),
                            "fieldMask" => Ok(__FieldTag::__field_mask),
                            "field_mask" => Ok(__FieldTag::__field_mask),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::UpdateInstanceRequest;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct UpdateInstanceRequest")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__instance => {
                            if !fields.insert(__FieldTag::__instance) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for instance",
                                ));
                            }
                            result.instance =
                                map.next_value::<std::option::Option<crate::model::Instance>>()?;
                        }
                        __FieldTag::__field_mask => {
                            if !fields.insert(__FieldTag::__field_mask) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for field_mask",
                                ));
                            }
                            result.field_mask =
                                map.next_value::<std::option::Option<wkt::FieldMask>>()?;
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::DeleteInstanceRequest {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __name,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for DeleteInstanceRequest")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "name" => Ok(__FieldTag::__name),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::DeleteInstanceRequest;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct DeleteInstanceRequest")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__name => {
                            if !fields.insert(__FieldTag::__name) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for name",
                                ));
                            }
                            result.name = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::CreateInstanceMetadata {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __instance,
            __start_time,
            __cancel_time,
            __end_time,
            __expected_fulfillment_period,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for CreateInstanceMetadata")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "instance" => Ok(__FieldTag::__instance),
                            "startTime" => Ok(__FieldTag::__start_time),
                            "start_time" => Ok(__FieldTag::__start_time),
                            "cancelTime" => Ok(__FieldTag::__cancel_time),
                            "cancel_time" => Ok(__FieldTag::__cancel_time),
                            "endTime" => Ok(__FieldTag::__end_time),
                            "end_time" => Ok(__FieldTag::__end_time),
                            "expectedFulfillmentPeriod" => {
                                Ok(__FieldTag::__expected_fulfillment_period)
                            }
                            "expected_fulfillment_period" => {
                                Ok(__FieldTag::__expected_fulfillment_period)
                            }
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::CreateInstanceMetadata;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct CreateInstanceMetadata")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__instance => {
                            if !fields.insert(__FieldTag::__instance) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for instance",
                                ));
                            }
                            result.instance =
                                map.next_value::<std::option::Option<crate::model::Instance>>()?;
                        }
                        __FieldTag::__start_time => {
                            if !fields.insert(__FieldTag::__start_time) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for start_time",
                                ));
                            }
                            result.start_time =
                                map.next_value::<std::option::Option<wkt::Timestamp>>()?;
                        }
                        __FieldTag::__cancel_time => {
                            if !fields.insert(__FieldTag::__cancel_time) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for cancel_time",
                                ));
                            }
                            result.cancel_time =
                                map.next_value::<std::option::Option<wkt::Timestamp>>()?;
                        }
                        __FieldTag::__end_time => {
                            if !fields.insert(__FieldTag::__end_time) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for end_time",
                                ));
                            }
                            result.end_time =
                                map.next_value::<std::option::Option<wkt::Timestamp>>()?;
                        }
                        __FieldTag::__expected_fulfillment_period => {
                            if !fields.insert(__FieldTag::__expected_fulfillment_period) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for expected_fulfillment_period",
                                ));
                            }
                            result.expected_fulfillment_period = map
                                .next_value::<std::option::Option<crate::model::FulfillmentPeriod>>(
                                )?
                                .unwrap_or_default();
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::UpdateInstanceMetadata {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __instance,
            __start_time,
            __cancel_time,
            __end_time,
            __expected_fulfillment_period,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for UpdateInstanceMetadata")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "instance" => Ok(__FieldTag::__instance),
                            "startTime" => Ok(__FieldTag::__start_time),
                            "start_time" => Ok(__FieldTag::__start_time),
                            "cancelTime" => Ok(__FieldTag::__cancel_time),
                            "cancel_time" => Ok(__FieldTag::__cancel_time),
                            "endTime" => Ok(__FieldTag::__end_time),
                            "end_time" => Ok(__FieldTag::__end_time),
                            "expectedFulfillmentPeriod" => {
                                Ok(__FieldTag::__expected_fulfillment_period)
                            }
                            "expected_fulfillment_period" => {
                                Ok(__FieldTag::__expected_fulfillment_period)
                            }
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::UpdateInstanceMetadata;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct UpdateInstanceMetadata")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__instance => {
                            if !fields.insert(__FieldTag::__instance) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for instance",
                                ));
                            }
                            result.instance =
                                map.next_value::<std::option::Option<crate::model::Instance>>()?;
                        }
                        __FieldTag::__start_time => {
                            if !fields.insert(__FieldTag::__start_time) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for start_time",
                                ));
                            }
                            result.start_time =
                                map.next_value::<std::option::Option<wkt::Timestamp>>()?;
                        }
                        __FieldTag::__cancel_time => {
                            if !fields.insert(__FieldTag::__cancel_time) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for cancel_time",
                                ));
                            }
                            result.cancel_time =
                                map.next_value::<std::option::Option<wkt::Timestamp>>()?;
                        }
                        __FieldTag::__end_time => {
                            if !fields.insert(__FieldTag::__end_time) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for end_time",
                                ));
                            }
                            result.end_time =
                                map.next_value::<std::option::Option<wkt::Timestamp>>()?;
                        }
                        __FieldTag::__expected_fulfillment_period => {
                            if !fields.insert(__FieldTag::__expected_fulfillment_period) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for expected_fulfillment_period",
                                ));
                            }
                            result.expected_fulfillment_period = map
                                .next_value::<std::option::Option<crate::model::FulfillmentPeriod>>(
                                )?
                                .unwrap_or_default();
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::FreeInstanceMetadata {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __expire_time,
            __upgrade_time,
            __expire_behavior,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for FreeInstanceMetadata")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "expireTime" => Ok(__FieldTag::__expire_time),
                            "expire_time" => Ok(__FieldTag::__expire_time),
                            "upgradeTime" => Ok(__FieldTag::__upgrade_time),
                            "upgrade_time" => Ok(__FieldTag::__upgrade_time),
                            "expireBehavior" => Ok(__FieldTag::__expire_behavior),
                            "expire_behavior" => Ok(__FieldTag::__expire_behavior),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::FreeInstanceMetadata;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct FreeInstanceMetadata")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__expire_time => {
                            if !fields.insert(__FieldTag::__expire_time) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for expire_time",
                                ));
                            }
                            result.expire_time =
                                map.next_value::<std::option::Option<wkt::Timestamp>>()?;
                        }
                        __FieldTag::__upgrade_time => {
                            if !fields.insert(__FieldTag::__upgrade_time) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for upgrade_time",
                                ));
                            }
                            result.upgrade_time =
                                map.next_value::<std::option::Option<wkt::Timestamp>>()?;
                        }
                        __FieldTag::__expire_behavior => {
                            if !fields.insert(__FieldTag::__expire_behavior) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for expire_behavior",
                                ));
                            }
                            result.expire_behavior = map
                                .next_value::<std::option::Option<
                                    crate::model::free_instance_metadata::ExpireBehavior,
                                >>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::CreateInstanceConfigMetadata {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __instance_config,
            __progress,
            __cancel_time,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for CreateInstanceConfigMetadata")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "instanceConfig" => Ok(__FieldTag::__instance_config),
                            "instance_config" => Ok(__FieldTag::__instance_config),
                            "progress" => Ok(__FieldTag::__progress),
                            "cancelTime" => Ok(__FieldTag::__cancel_time),
                            "cancel_time" => Ok(__FieldTag::__cancel_time),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::CreateInstanceConfigMetadata;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct CreateInstanceConfigMetadata")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__instance_config => {
                            if !fields.insert(__FieldTag::__instance_config) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for instance_config",
                                ));
                            }
                            result.instance_config = map
                                .next_value::<std::option::Option<crate::model::InstanceConfig>>(
                                )?;
                        }
                        __FieldTag::__progress => {
                            if !fields.insert(__FieldTag::__progress) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for progress",
                                ));
                            }
                            result.progress = map
                                .next_value::<std::option::Option<crate::model::OperationProgress>>(
                                )?;
                        }
                        __FieldTag::__cancel_time => {
                            if !fields.insert(__FieldTag::__cancel_time) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for cancel_time",
                                ));
                            }
                            result.cancel_time =
                                map.next_value::<std::option::Option<wkt::Timestamp>>()?;
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::UpdateInstanceConfigMetadata {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __instance_config,
            __progress,
            __cancel_time,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for UpdateInstanceConfigMetadata")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "instanceConfig" => Ok(__FieldTag::__instance_config),
                            "instance_config" => Ok(__FieldTag::__instance_config),
                            "progress" => Ok(__FieldTag::__progress),
                            "cancelTime" => Ok(__FieldTag::__cancel_time),
                            "cancel_time" => Ok(__FieldTag::__cancel_time),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::UpdateInstanceConfigMetadata;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct UpdateInstanceConfigMetadata")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__instance_config => {
                            if !fields.insert(__FieldTag::__instance_config) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for instance_config",
                                ));
                            }
                            result.instance_config = map
                                .next_value::<std::option::Option<crate::model::InstanceConfig>>(
                                )?;
                        }
                        __FieldTag::__progress => {
                            if !fields.insert(__FieldTag::__progress) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for progress",
                                ));
                            }
                            result.progress = map
                                .next_value::<std::option::Option<crate::model::OperationProgress>>(
                                )?;
                        }
                        __FieldTag::__cancel_time => {
                            if !fields.insert(__FieldTag::__cancel_time) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for cancel_time",
                                ));
                            }
                            result.cancel_time =
                                map.next_value::<std::option::Option<wkt::Timestamp>>()?;
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::InstancePartition {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __name,
            __config,
            __display_name,
            __node_count,
            __processing_units,
            __autoscaling_config,
            __state,
            __create_time,
            __update_time,
            __referencing_databases,
            __referencing_backups,
            __etag,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for InstancePartition")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "name" => Ok(__FieldTag::__name),
                            "config" => Ok(__FieldTag::__config),
                            "displayName" => Ok(__FieldTag::__display_name),
                            "display_name" => Ok(__FieldTag::__display_name),
                            "nodeCount" => Ok(__FieldTag::__node_count),
                            "node_count" => Ok(__FieldTag::__node_count),
                            "processingUnits" => Ok(__FieldTag::__processing_units),
                            "processing_units" => Ok(__FieldTag::__processing_units),
                            "autoscalingConfig" => Ok(__FieldTag::__autoscaling_config),
                            "autoscaling_config" => Ok(__FieldTag::__autoscaling_config),
                            "state" => Ok(__FieldTag::__state),
                            "createTime" => Ok(__FieldTag::__create_time),
                            "create_time" => Ok(__FieldTag::__create_time),
                            "updateTime" => Ok(__FieldTag::__update_time),
                            "update_time" => Ok(__FieldTag::__update_time),
                            "referencingDatabases" => Ok(__FieldTag::__referencing_databases),
                            "referencing_databases" => Ok(__FieldTag::__referencing_databases),
                            "referencingBackups" => Ok(__FieldTag::__referencing_backups),
                            "referencing_backups" => Ok(__FieldTag::__referencing_backups),
                            "etag" => Ok(__FieldTag::__etag),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::InstancePartition;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct InstancePartition")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__name => {
                            if !fields.insert(__FieldTag::__name) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for name",
                                ));
                            }
                            result.name = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__config => {
                            if !fields.insert(__FieldTag::__config) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for config",
                                ));
                            }
                            result.config = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__display_name => {
                            if !fields.insert(__FieldTag::__display_name) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for display_name",
                                ));
                            }
                            result.display_name = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__node_count => {
                            if !fields.insert(__FieldTag::__node_count) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for node_count",
                                ));
                            }
                            struct __With(std::option::Option<i32>);
                            impl<'de> serde::de::Deserialize<'de> for __With {
                                fn deserialize<D>(
                                    deserializer: D,
                                ) -> std::result::Result<Self, D::Error>
                                where
                                    D: serde::de::Deserializer<'de>,
                                {
                                    serde_with::As::< std::option::Option<wkt::internal::I32> >::deserialize(deserializer).map(__With)
                                }
                            }
                            if result.compute_capacity.is_some() {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for `compute_capacity`, a oneof with full ID .google.spanner.admin.instance.v1.InstancePartition.node_count, latest field was nodeCount",
                                ));
                            }
                            result.compute_capacity = std::option::Option::Some(
                                crate::model::instance_partition::ComputeCapacity::NodeCount(
                                    map.next_value::<__With>()?.0.unwrap_or_default(),
                                ),
                            );
                        }
                        __FieldTag::__processing_units => {
                            if !fields.insert(__FieldTag::__processing_units) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for processing_units",
                                ));
                            }
                            struct __With(std::option::Option<i32>);
                            impl<'de> serde::de::Deserialize<'de> for __With {
                                fn deserialize<D>(
                                    deserializer: D,
                                ) -> std::result::Result<Self, D::Error>
                                where
                                    D: serde::de::Deserializer<'de>,
                                {
                                    serde_with::As::< std::option::Option<wkt::internal::I32> >::deserialize(deserializer).map(__With)
                                }
                            }
                            if result.compute_capacity.is_some() {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for `compute_capacity`, a oneof with full ID .google.spanner.admin.instance.v1.InstancePartition.processing_units, latest field was processingUnits",
                                ));
                            }
                            result.compute_capacity = std::option::Option::Some(
                                crate::model::instance_partition::ComputeCapacity::ProcessingUnits(
                                    map.next_value::<__With>()?.0.unwrap_or_default(),
                                ),
                            );
                        }
                        __FieldTag::__autoscaling_config => {
                            if !fields.insert(__FieldTag::__autoscaling_config) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for autoscaling_config",
                                ));
                            }
                            result.autoscaling_config = map
                                .next_value::<std::option::Option<crate::model::AutoscalingConfig>>(
                                )?;
                        }
                        __FieldTag::__state => {
                            if !fields.insert(__FieldTag::__state) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for state",
                                ));
                            }
                            result.state = map.next_value::<std::option::Option<crate::model::instance_partition::State>>()?.unwrap_or_default();
                        }
                        __FieldTag::__create_time => {
                            if !fields.insert(__FieldTag::__create_time) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for create_time",
                                ));
                            }
                            result.create_time =
                                map.next_value::<std::option::Option<wkt::Timestamp>>()?;
                        }
                        __FieldTag::__update_time => {
                            if !fields.insert(__FieldTag::__update_time) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for update_time",
                                ));
                            }
                            result.update_time =
                                map.next_value::<std::option::Option<wkt::Timestamp>>()?;
                        }
                        __FieldTag::__referencing_databases => {
                            if !fields.insert(__FieldTag::__referencing_databases) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for referencing_databases",
                                ));
                            }
                            result.referencing_databases = map.next_value::<std::option::Option<std::vec::Vec<std::string::String>>>()?.unwrap_or_default();
                        }
                        __FieldTag::__referencing_backups => {
                            if !fields.insert(__FieldTag::__referencing_backups) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for referencing_backups",
                                ));
                            }
                            result.referencing_backups = map.next_value::<std::option::Option<std::vec::Vec<std::string::String>>>()?.unwrap_or_default();
                        }
                        __FieldTag::__etag => {
                            if !fields.insert(__FieldTag::__etag) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for etag",
                                ));
                            }
                            result.etag = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::CreateInstancePartitionMetadata {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __instance_partition,
            __start_time,
            __cancel_time,
            __end_time,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for CreateInstancePartitionMetadata")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "instancePartition" => Ok(__FieldTag::__instance_partition),
                            "instance_partition" => Ok(__FieldTag::__instance_partition),
                            "startTime" => Ok(__FieldTag::__start_time),
                            "start_time" => Ok(__FieldTag::__start_time),
                            "cancelTime" => Ok(__FieldTag::__cancel_time),
                            "cancel_time" => Ok(__FieldTag::__cancel_time),
                            "endTime" => Ok(__FieldTag::__end_time),
                            "end_time" => Ok(__FieldTag::__end_time),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::CreateInstancePartitionMetadata;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct CreateInstancePartitionMetadata")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__instance_partition => {
                            if !fields.insert(__FieldTag::__instance_partition) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for instance_partition",
                                ));
                            }
                            result.instance_partition = map
                                .next_value::<std::option::Option<crate::model::InstancePartition>>(
                                )?;
                        }
                        __FieldTag::__start_time => {
                            if !fields.insert(__FieldTag::__start_time) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for start_time",
                                ));
                            }
                            result.start_time =
                                map.next_value::<std::option::Option<wkt::Timestamp>>()?;
                        }
                        __FieldTag::__cancel_time => {
                            if !fields.insert(__FieldTag::__cancel_time) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for cancel_time",
                                ));
                            }
                            result.cancel_time =
                                map.next_value::<std::option::Option<wkt::Timestamp>>()?;
                        }
                        __FieldTag::__end_time => {
                            if !fields.insert(__FieldTag::__end_time) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for end_time",
                                ));
                            }
                            result.end_time =
                                map.next_value::<std::option::Option<wkt::Timestamp>>()?;
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::CreateInstancePartitionRequest {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __parent,
            __instance_partition_id,
            __instance_partition,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for CreateInstancePartitionRequest")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "parent" => Ok(__FieldTag::__parent),
                            "instancePartitionId" => Ok(__FieldTag::__instance_partition_id),
                            "instance_partition_id" => Ok(__FieldTag::__instance_partition_id),
                            "instancePartition" => Ok(__FieldTag::__instance_partition),
                            "instance_partition" => Ok(__FieldTag::__instance_partition),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::CreateInstancePartitionRequest;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct CreateInstancePartitionRequest")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__parent => {
                            if !fields.insert(__FieldTag::__parent) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for parent",
                                ));
                            }
                            result.parent = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__instance_partition_id => {
                            if !fields.insert(__FieldTag::__instance_partition_id) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for instance_partition_id",
                                ));
                            }
                            result.instance_partition_id = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__instance_partition => {
                            if !fields.insert(__FieldTag::__instance_partition) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for instance_partition",
                                ));
                            }
                            result.instance_partition = map
                                .next_value::<std::option::Option<crate::model::InstancePartition>>(
                                )?;
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::DeleteInstancePartitionRequest {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __name,
            __etag,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for DeleteInstancePartitionRequest")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "name" => Ok(__FieldTag::__name),
                            "etag" => Ok(__FieldTag::__etag),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::DeleteInstancePartitionRequest;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct DeleteInstancePartitionRequest")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__name => {
                            if !fields.insert(__FieldTag::__name) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for name",
                                ));
                            }
                            result.name = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__etag => {
                            if !fields.insert(__FieldTag::__etag) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for etag",
                                ));
                            }
                            result.etag = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::GetInstancePartitionRequest {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __name,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for GetInstancePartitionRequest")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "name" => Ok(__FieldTag::__name),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::GetInstancePartitionRequest;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct GetInstancePartitionRequest")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__name => {
                            if !fields.insert(__FieldTag::__name) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for name",
                                ));
                            }
                            result.name = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::UpdateInstancePartitionRequest {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __instance_partition,
            __field_mask,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for UpdateInstancePartitionRequest")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "instancePartition" => Ok(__FieldTag::__instance_partition),
                            "instance_partition" => Ok(__FieldTag::__instance_partition),
                            "fieldMask" => Ok(__FieldTag::__field_mask),
                            "field_mask" => Ok(__FieldTag::__field_mask),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::UpdateInstancePartitionRequest;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct UpdateInstancePartitionRequest")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__instance_partition => {
                            if !fields.insert(__FieldTag::__instance_partition) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for instance_partition",
                                ));
                            }
                            result.instance_partition = map
                                .next_value::<std::option::Option<crate::model::InstancePartition>>(
                                )?;
                        }
                        __FieldTag::__field_mask => {
                            if !fields.insert(__FieldTag::__field_mask) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for field_mask",
                                ));
                            }
                            result.field_mask =
                                map.next_value::<std::option::Option<wkt::FieldMask>>()?;
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::UpdateInstancePartitionMetadata {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __instance_partition,
            __start_time,
            __cancel_time,
            __end_time,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for UpdateInstancePartitionMetadata")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "instancePartition" => Ok(__FieldTag::__instance_partition),
                            "instance_partition" => Ok(__FieldTag::__instance_partition),
                            "startTime" => Ok(__FieldTag::__start_time),
                            "start_time" => Ok(__FieldTag::__start_time),
                            "cancelTime" => Ok(__FieldTag::__cancel_time),
                            "cancel_time" => Ok(__FieldTag::__cancel_time),
                            "endTime" => Ok(__FieldTag::__end_time),
                            "end_time" => Ok(__FieldTag::__end_time),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::UpdateInstancePartitionMetadata;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct UpdateInstancePartitionMetadata")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__instance_partition => {
                            if !fields.insert(__FieldTag::__instance_partition) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for instance_partition",
                                ));
                            }
                            result.instance_partition = map
                                .next_value::<std::option::Option<crate::model::InstancePartition>>(
                                )?;
                        }
                        __FieldTag::__start_time => {
                            if !fields.insert(__FieldTag::__start_time) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for start_time",
                                ));
                            }
                            result.start_time =
                                map.next_value::<std::option::Option<wkt::Timestamp>>()?;
                        }
                        __FieldTag::__cancel_time => {
                            if !fields.insert(__FieldTag::__cancel_time) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for cancel_time",
                                ));
                            }
                            result.cancel_time =
                                map.next_value::<std::option::Option<wkt::Timestamp>>()?;
                        }
                        __FieldTag::__end_time => {
                            if !fields.insert(__FieldTag::__end_time) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for end_time",
                                ));
                            }
                            result.end_time =
                                map.next_value::<std::option::Option<wkt::Timestamp>>()?;
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::ListInstancePartitionsRequest {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __parent,
            __page_size,
            __page_token,
            __instance_partition_deadline,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for ListInstancePartitionsRequest")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "parent" => Ok(__FieldTag::__parent),
                            "pageSize" => Ok(__FieldTag::__page_size),
                            "page_size" => Ok(__FieldTag::__page_size),
                            "pageToken" => Ok(__FieldTag::__page_token),
                            "page_token" => Ok(__FieldTag::__page_token),
                            "instancePartitionDeadline" => {
                                Ok(__FieldTag::__instance_partition_deadline)
                            }
                            "instance_partition_deadline" => {
                                Ok(__FieldTag::__instance_partition_deadline)
                            }
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::ListInstancePartitionsRequest;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct ListInstancePartitionsRequest")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__parent => {
                            if !fields.insert(__FieldTag::__parent) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for parent",
                                ));
                            }
                            result.parent = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__page_size => {
                            if !fields.insert(__FieldTag::__page_size) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for page_size",
                                ));
                            }
                            struct __With(std::option::Option<i32>);
                            impl<'de> serde::de::Deserialize<'de> for __With {
                                fn deserialize<D>(
                                    deserializer: D,
                                ) -> std::result::Result<Self, D::Error>
                                where
                                    D: serde::de::Deserializer<'de>,
                                {
                                    serde_with::As::< std::option::Option<wkt::internal::I32> >::deserialize(deserializer).map(__With)
                                }
                            }
                            result.page_size = map.next_value::<__With>()?.0.unwrap_or_default();
                        }
                        __FieldTag::__page_token => {
                            if !fields.insert(__FieldTag::__page_token) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for page_token",
                                ));
                            }
                            result.page_token = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__instance_partition_deadline => {
                            if !fields.insert(__FieldTag::__instance_partition_deadline) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for instance_partition_deadline",
                                ));
                            }
                            result.instance_partition_deadline =
                                map.next_value::<std::option::Option<wkt::Timestamp>>()?;
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::ListInstancePartitionsResponse {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __instance_partitions,
            __next_page_token,
            __unreachable,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for ListInstancePartitionsResponse")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "instancePartitions" => Ok(__FieldTag::__instance_partitions),
                            "instance_partitions" => Ok(__FieldTag::__instance_partitions),
                            "nextPageToken" => Ok(__FieldTag::__next_page_token),
                            "next_page_token" => Ok(__FieldTag::__next_page_token),
                            "unreachable" => Ok(__FieldTag::__unreachable),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::ListInstancePartitionsResponse;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct ListInstancePartitionsResponse")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__instance_partitions => {
                            if !fields.insert(__FieldTag::__instance_partitions) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for instance_partitions",
                                ));
                            }
                            result.instance_partitions =
                                map.next_value::<std::option::Option<
                                    std::vec::Vec<crate::model::InstancePartition>,
                                >>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__next_page_token => {
                            if !fields.insert(__FieldTag::__next_page_token) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for next_page_token",
                                ));
                            }
                            result.next_page_token = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__unreachable => {
                            if !fields.insert(__FieldTag::__unreachable) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for unreachable",
                                ));
                            }
                            result.unreachable = map.next_value::<std::option::Option<std::vec::Vec<std::string::String>>>()?.unwrap_or_default();
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::ListInstancePartitionOperationsRequest {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __parent,
            __filter,
            __page_size,
            __page_token,
            __instance_partition_deadline,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter
                            .write_str("a field name for ListInstancePartitionOperationsRequest")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "parent" => Ok(__FieldTag::__parent),
                            "filter" => Ok(__FieldTag::__filter),
                            "pageSize" => Ok(__FieldTag::__page_size),
                            "page_size" => Ok(__FieldTag::__page_size),
                            "pageToken" => Ok(__FieldTag::__page_token),
                            "page_token" => Ok(__FieldTag::__page_token),
                            "instancePartitionDeadline" => {
                                Ok(__FieldTag::__instance_partition_deadline)
                            }
                            "instance_partition_deadline" => {
                                Ok(__FieldTag::__instance_partition_deadline)
                            }
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::ListInstancePartitionOperationsRequest;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct ListInstancePartitionOperationsRequest")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__parent => {
                            if !fields.insert(__FieldTag::__parent) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for parent",
                                ));
                            }
                            result.parent = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__filter => {
                            if !fields.insert(__FieldTag::__filter) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for filter",
                                ));
                            }
                            result.filter = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__page_size => {
                            if !fields.insert(__FieldTag::__page_size) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for page_size",
                                ));
                            }
                            struct __With(std::option::Option<i32>);
                            impl<'de> serde::de::Deserialize<'de> for __With {
                                fn deserialize<D>(
                                    deserializer: D,
                                ) -> std::result::Result<Self, D::Error>
                                where
                                    D: serde::de::Deserializer<'de>,
                                {
                                    serde_with::As::< std::option::Option<wkt::internal::I32> >::deserialize(deserializer).map(__With)
                                }
                            }
                            result.page_size = map.next_value::<__With>()?.0.unwrap_or_default();
                        }
                        __FieldTag::__page_token => {
                            if !fields.insert(__FieldTag::__page_token) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for page_token",
                                ));
                            }
                            result.page_token = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__instance_partition_deadline => {
                            if !fields.insert(__FieldTag::__instance_partition_deadline) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for instance_partition_deadline",
                                ));
                            }
                            result.instance_partition_deadline =
                                map.next_value::<std::option::Option<wkt::Timestamp>>()?;
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::ListInstancePartitionOperationsResponse {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __operations,
            __next_page_token,
            __unreachable_instance_partitions,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter
                            .write_str("a field name for ListInstancePartitionOperationsResponse")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "operations" => Ok(__FieldTag::__operations),
                            "nextPageToken" => Ok(__FieldTag::__next_page_token),
                            "next_page_token" => Ok(__FieldTag::__next_page_token),
                            "unreachableInstancePartitions" => {
                                Ok(__FieldTag::__unreachable_instance_partitions)
                            }
                            "unreachable_instance_partitions" => {
                                Ok(__FieldTag::__unreachable_instance_partitions)
                            }
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::ListInstancePartitionOperationsResponse;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct ListInstancePartitionOperationsResponse")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__operations => {
                            if !fields.insert(__FieldTag::__operations) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for operations",
                                ));
                            }
                            result.operations = map
                                .next_value::<std::option::Option<
                                    std::vec::Vec<google_cloud_longrunning::model::Operation>,
                                >>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__next_page_token => {
                            if !fields.insert(__FieldTag::__next_page_token) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for next_page_token",
                                ));
                            }
                            result.next_page_token = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__unreachable_instance_partitions => {
                            if !fields.insert(__FieldTag::__unreachable_instance_partitions) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for unreachable_instance_partitions",
                                ));
                            }
                            result.unreachable_instance_partitions = map.next_value::<std::option::Option<std::vec::Vec<std::string::String>>>()?.unwrap_or_default();
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::MoveInstanceRequest {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __name,
            __target_config,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for MoveInstanceRequest")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "name" => Ok(__FieldTag::__name),
                            "targetConfig" => Ok(__FieldTag::__target_config),
                            "target_config" => Ok(__FieldTag::__target_config),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::MoveInstanceRequest;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct MoveInstanceRequest")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__name => {
                            if !fields.insert(__FieldTag::__name) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for name",
                                ));
                            }
                            result.name = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__target_config => {
                            if !fields.insert(__FieldTag::__target_config) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for target_config",
                                ));
                            }
                            result.target_config = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::MoveInstanceResponse {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for MoveInstanceResponse")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        Ok(__FieldTag::Unknown(value.to_string()))
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::MoveInstanceResponse;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct MoveInstanceResponse")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}

#[doc(hidden)]
impl<'de> serde::de::Deserialize<'de> for super::MoveInstanceMetadata {
    fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
    where
        D: serde::Deserializer<'de>,
    {
        #[allow(non_camel_case_types)]
        #[doc(hidden)]
        #[derive(PartialEq, Eq, Hash)]
        enum __FieldTag {
            __target_config,
            __progress,
            __cancel_time,
            Unknown(std::string::String),
        }
        impl<'de> serde::de::Deserialize<'de> for __FieldTag {
            fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
            where
                D: serde::Deserializer<'de>,
            {
                struct Visitor;
                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = __FieldTag;
                    fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                        formatter.write_str("a field name for MoveInstanceMetadata")
                    }
                    fn visit_str<E>(self, value: &str) -> std::result::Result<Self::Value, E>
                    where
                        E: serde::de::Error,
                    {
                        use std::result::Result::Ok;
                        use std::string::ToString;
                        match value {
                            "targetConfig" => Ok(__FieldTag::__target_config),
                            "target_config" => Ok(__FieldTag::__target_config),
                            "progress" => Ok(__FieldTag::__progress),
                            "cancelTime" => Ok(__FieldTag::__cancel_time),
                            "cancel_time" => Ok(__FieldTag::__cancel_time),
                            _ => Ok(__FieldTag::Unknown(value.to_string())),
                        }
                    }
                }
                deserializer.deserialize_identifier(Visitor)
            }
        }
        struct Visitor;
        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = super::MoveInstanceMetadata;
            fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
                formatter.write_str("struct MoveInstanceMetadata")
            }
            fn visit_map<A>(self, mut map: A) -> std::result::Result<Self::Value, A::Error>
            where
                A: serde::de::MapAccess<'de>,
            {
                #[allow(unused_imports)]
                use serde::de::Error;
                use std::option::Option::Some;
                let mut fields = std::collections::HashSet::new();
                let mut result = Self::Value::new();
                while let Some(tag) = map.next_key::<__FieldTag>()? {
                    #[allow(clippy::match_single_binding)]
                    match tag {
                        __FieldTag::__target_config => {
                            if !fields.insert(__FieldTag::__target_config) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for target_config",
                                ));
                            }
                            result.target_config = map
                                .next_value::<std::option::Option<std::string::String>>()?
                                .unwrap_or_default();
                        }
                        __FieldTag::__progress => {
                            if !fields.insert(__FieldTag::__progress) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for progress",
                                ));
                            }
                            result.progress = map
                                .next_value::<std::option::Option<crate::model::OperationProgress>>(
                                )?;
                        }
                        __FieldTag::__cancel_time => {
                            if !fields.insert(__FieldTag::__cancel_time) {
                                return std::result::Result::Err(A::Error::duplicate_field(
                                    "multiple values for cancel_time",
                                ));
                            }
                            result.cancel_time =
                                map.next_value::<std::option::Option<wkt::Timestamp>>()?;
                        }
                        __FieldTag::Unknown(key) => {
                            let value = map.next_value::<serde_json::Value>()?;
                            result._unknown_fields.insert(key, value);
                        }
                    }
                }
                std::result::Result::Ok(result)
            }
        }
        deserializer.deserialize_any(Visitor)
    }
}