diff --git a/lambda-events/src/encodings/time.rs b/lambda-events/src/encodings/time.rs
index d0d9526e..c7ca04a6 100644
--- a/lambda-events/src/encodings/time.rs
+++ b/lambda-events/src/encodings/time.rs
@@ -7,7 +7,7 @@ use serde::{
 use std::ops::{Deref, DerefMut};
 
 /// Timestamp with millisecond precision.
-#[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
+#[derive(Clone, Default, Debug, Deserialize, Eq, PartialEq, Serialize)]
 pub struct MillisecondTimestamp(
     #[serde(deserialize_with = "deserialize_milliseconds")]
     #[serde(serialize_with = "serialize_milliseconds")]
@@ -73,7 +73,7 @@ impl DerefMut for SecondDuration {
 }
 
 /// Duration with minute precision.
-#[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
+#[derive(Clone, Default, Debug, Deserialize, Eq, PartialEq, Serialize)]
 pub struct MinuteDuration(
     #[serde(deserialize_with = "deserialize_duration_minutes")]
     #[serde(serialize_with = "serialize_duration_minutes")]
diff --git a/lambda-events/src/event/activemq/mod.rs b/lambda-events/src/event/activemq/mod.rs
index d9283bea..4bced0ab 100644
--- a/lambda-events/src/event/activemq/mod.rs
+++ b/lambda-events/src/event/activemq/mod.rs
@@ -5,7 +5,7 @@ use std::collections::HashMap;
 
 use crate::custom_serde::deserialize_lambda_map;
 
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct ActiveMqEvent {
     #[serde(default)]
@@ -22,7 +22,7 @@ pub struct ActiveMqEvent {
     pub other: serde_json::Map<String, Value>,
 }
 
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct ActiveMqMessage {
     #[serde(default)]
@@ -59,7 +59,7 @@ pub struct ActiveMqMessage {
     pub other: serde_json::Map<String, Value>,
 }
 
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct ActiveMqDestination {
     #[serde(default)]
diff --git a/lambda-events/src/event/autoscaling/mod.rs b/lambda-events/src/event/autoscaling/mod.rs
index 1aeea5a2..cbcde746 100644
--- a/lambda-events/src/event/autoscaling/mod.rs
+++ b/lambda-events/src/event/autoscaling/mod.rs
@@ -6,7 +6,7 @@ use std::collections::HashMap;
 use crate::custom_serde::deserialize_lambda_map;
 
 /// `AutoScalingEvent` struct is used to parse the json for auto scaling event types //
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct AutoScalingEvent<T1 = Value>
 where
diff --git a/lambda-events/src/event/chime_bot/mod.rs b/lambda-events/src/event/chime_bot/mod.rs
index d4bcd5f6..42b9ef0e 100644
--- a/lambda-events/src/event/chime_bot/mod.rs
+++ b/lambda-events/src/event/chime_bot/mod.rs
@@ -3,7 +3,7 @@ use serde::{Deserialize, Serialize};
 #[cfg(feature = "catch-all-fields")]
 use serde_json::Value;
 
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct ChimeBotEvent {
     #[serde(rename = "Sender")]
@@ -28,7 +28,7 @@ pub struct ChimeBotEvent {
     pub other: serde_json::Map<String, Value>,
 }
 
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct ChimeBotEventSender {
     #[serde(default)]
@@ -46,7 +46,7 @@ pub struct ChimeBotEventSender {
     pub other: serde_json::Map<String, Value>,
 }
 
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct ChimeBotEventDiscussion {
     #[serde(default)]
@@ -64,7 +64,7 @@ pub struct ChimeBotEventDiscussion {
     pub other: serde_json::Map<String, Value>,
 }
 
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct ChimeBotEventInboundHttpsEndpoint {
     #[serde(default)]
diff --git a/lambda-events/src/event/cloudformation/mod.rs b/lambda-events/src/event/cloudformation/mod.rs
index 4134c144..995ab846 100644
--- a/lambda-events/src/event/cloudformation/mod.rs
+++ b/lambda-events/src/event/cloudformation/mod.rs
@@ -19,7 +19,13 @@ where
     Delete(DeleteRequest<P2>),
 }
 
-#[derive(Clone, Debug, Deserialize, PartialEq, Serialize)]
+impl Default for CloudFormationCustomResourceRequest {
+    fn default() -> Self {
+        CloudFormationCustomResourceRequest::Create(CreateRequest::default())
+    }
+}
+
+#[derive(Clone, Default, Debug, Deserialize, PartialEq, Serialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct CreateRequest<P2 = Value>
 where
@@ -99,7 +105,7 @@ where
     pub other: serde_json::Map<String, Value>,
 }
 
-#[derive(Clone, Debug, Deserialize, PartialEq, Serialize)]
+#[derive(Clone, Default, Debug, Deserialize, PartialEq, Serialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct CloudFormationCustomResourceResponse {
     pub status: CloudFormationCustomResourceResponseStatus,
@@ -119,9 +125,10 @@ pub struct CloudFormationCustomResourceResponse {
     pub other: serde_json::Map<String, Value>,
 }
 
-#[derive(Clone, Debug, Deserialize, PartialEq, Serialize)]
+#[derive(Clone, Default, Debug, Deserialize, PartialEq, Serialize)]
 #[serde(rename_all = "SCREAMING_SNAKE_CASE")]
 pub enum CloudFormationCustomResourceResponseStatus {
+    #[default]
     Success,
     Failed,
 }
diff --git a/lambda-events/src/event/cloudformation/provider.rs b/lambda-events/src/event/cloudformation/provider.rs
index 786d6075..71277388 100644
--- a/lambda-events/src/event/cloudformation/provider.rs
+++ b/lambda-events/src/event/cloudformation/provider.rs
@@ -22,7 +22,13 @@ where
     Delete(DeleteRequest<P2>),
 }
 
-#[derive(Clone, Debug, Deserialize, PartialEq, Serialize)]
+impl Default for CloudFormationCustomResourceRequest {
+    fn default() -> Self {
+        CloudFormationCustomResourceRequest::Create(CreateRequest::default())
+    }
+}
+
+#[derive(Clone, Default, Debug, Deserialize, PartialEq, Serialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct CreateRequest<P2 = Value>
 where
@@ -63,7 +69,7 @@ where
     // No `other` catch-all here; any additional fields will be caught in `common.other` instead
 }
 
-#[derive(Clone, Debug, Deserialize, PartialEq, Serialize)]
+#[derive(Clone, Default, Debug, Deserialize, PartialEq, Serialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct CommonRequestParams<P2 = Value>
 where
@@ -84,7 +90,7 @@ where
     pub other: serde_json::Map<String, Value>,
 }
 
-#[derive(Clone, Debug, Deserialize, PartialEq, Serialize, Default)]
+#[derive(Clone, Default, Debug, Deserialize, PartialEq, Serialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct CloudFormationCustomResourceResponse<D = Value>
 where
diff --git a/lambda-events/src/event/cloudwatch_events/mod.rs b/lambda-events/src/event/cloudwatch_events/mod.rs
index fd680c01..c865b0e0 100644
--- a/lambda-events/src/event/cloudwatch_events/mod.rs
+++ b/lambda-events/src/event/cloudwatch_events/mod.rs
@@ -21,7 +21,7 @@ pub mod trustedadvisor;
 
 /// `CloudWatchEvent` is the outer structure of an event sent via CloudWatch Events.
 /// For examples of events that come via CloudWatch Events, see <https://docs.aws.amazon.com/AmazonCloudWatch/latest/events/EventTypes.html>
-#[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
+#[derive(Clone, Default, Debug, Deserialize, Eq, PartialEq, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct CloudWatchEvent<T1 = Value>
 where
diff --git a/lambda-events/src/event/code_commit/mod.rs b/lambda-events/src/event/code_commit/mod.rs
index 81d85ef8..e35ab093 100644
--- a/lambda-events/src/event/code_commit/mod.rs
+++ b/lambda-events/src/event/code_commit/mod.rs
@@ -6,7 +6,7 @@ use serde_json::Value;
 use crate::custom_serde::deserialize_nullish_boolean;
 
 /// `CodeCommitEvent` represents a CodeCommit event
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct CodeCommitEvent {
     #[serde(rename = "Records")]
diff --git a/lambda-events/src/event/codebuild/mod.rs b/lambda-events/src/event/codebuild/mod.rs
index ac0a50de..4ffb821d 100644
--- a/lambda-events/src/event/codebuild/mod.rs
+++ b/lambda-events/src/event/codebuild/mod.rs
@@ -12,7 +12,7 @@ pub type CodeBuildPhaseType = String;
 
 /// `CodeBuildEvent` is documented at:
 /// <https://docs.aws.amazon.com/codebuild/latest/userguide/sample-build-notifications.html#sample-build-notifications-ref>
-#[derive(Debug, Clone, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct CodeBuildEvent {
     /// AccountID is the id of the AWS account from which the event originated.
@@ -54,7 +54,7 @@ pub struct CodeBuildEvent {
 }
 
 /// `CodeBuildEventDetail` represents the all details related to the code build event
-#[derive(Debug, Clone, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct CodeBuildEventDetail {
     #[serde(rename = "build-status")]
@@ -101,7 +101,7 @@ pub struct CodeBuildEventDetail {
 }
 
 /// `CodeBuildEventAdditionalInformation` represents additional information to the code build event
-#[derive(Debug, Clone, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct CodeBuildEventAdditionalInformation {
     pub artifact: CodeBuildArtifact,
@@ -133,7 +133,7 @@ pub struct CodeBuildEventAdditionalInformation {
 }
 
 /// `CodeBuildArtifact` represents the artifact provided to build
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct CodeBuildArtifact {
     #[serde(default)]
@@ -154,7 +154,7 @@ pub struct CodeBuildArtifact {
 }
 
 /// `CodeBuildEnvironment` represents the environment for a build
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct CodeBuildEnvironment {
     #[serde(default)]
@@ -200,7 +200,7 @@ pub struct CodeBuildEnvironmentVariable {
 }
 
 /// `CodeBuildSource` represent the code source will be build
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct CodeBuildSource {
     #[serde(default)]
@@ -217,7 +217,7 @@ pub struct CodeBuildSource {
 }
 
 /// `CodeBuildLogs` gives the log details of a code build
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct CodeBuildLogs {
     #[serde(default)]
diff --git a/lambda-events/src/event/codedeploy/mod.rs b/lambda-events/src/event/codedeploy/mod.rs
index ec6657b6..85649729 100644
--- a/lambda-events/src/event/codedeploy/mod.rs
+++ b/lambda-events/src/event/codedeploy/mod.rs
@@ -7,7 +7,7 @@ pub type CodeDeployDeploymentState = String;
 
 /// `CodeDeployEvent` is documented at:
 /// <https://docs.aws.amazon.com/AmazonCloudWatch/latest/events/EventTypes.html#acd_event_types>
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct CodeDeployEvent {
     /// AccountID is the id of the AWS account from which the event originated.
@@ -49,7 +49,7 @@ pub struct CodeDeployEvent {
     pub other: serde_json::Map<String, Value>,
 }
 
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct CodeDeployEventDetail {
     /// InstanceGroupID is the ID of the instance group.
@@ -81,7 +81,7 @@ pub struct CodeDeployEventDetail {
     pub other: serde_json::Map<String, Value>,
 }
 
-#[derive(Debug, Clone, Deserialize, Serialize, Eq, PartialEq)]
+#[derive(Debug, Default, Clone, Deserialize, Serialize, Eq, PartialEq)]
 #[serde(rename_all = "PascalCase")]
 pub struct CodeDeployLifecycleEvent {
     pub deployment_id: String,
diff --git a/lambda-events/src/event/codepipeline_cloudwatch/mod.rs b/lambda-events/src/event/codepipeline_cloudwatch/mod.rs
index 1863e8aa..3bcc5f2b 100644
--- a/lambda-events/src/event/codepipeline_cloudwatch/mod.rs
+++ b/lambda-events/src/event/codepipeline_cloudwatch/mod.rs
@@ -11,7 +11,7 @@ pub type CodePipelineActionState = String;
 
 /// CodePipelineEvent is documented at:
 /// <https://docs.aws.amazon.com/AmazonCloudWatch/latest/events/EventTypes.html#codepipeline_event_type>
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct CodePipelineCloudWatchEvent {
     /// Version is the version of the event's schema.
@@ -53,7 +53,7 @@ pub struct CodePipelineCloudWatchEvent {
     pub other: serde_json::Map<String, Value>,
 }
 
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct CodePipelineEventDetail {
     #[serde(default)]
@@ -80,7 +80,7 @@ pub struct CodePipelineEventDetail {
     pub other: serde_json::Map<String, Value>,
 }
 
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct CodePipelineEventDetailType {
     #[serde(default)]
diff --git a/lambda-events/src/event/codepipeline_job/mod.rs b/lambda-events/src/event/codepipeline_job/mod.rs
index befb4c4c..41a9966e 100644
--- a/lambda-events/src/event/codepipeline_job/mod.rs
+++ b/lambda-events/src/event/codepipeline_job/mod.rs
@@ -3,7 +3,7 @@ use serde::{Deserialize, Serialize};
 use serde_json::Value;
 
 /// `CodePipelineJobEvent` contains data from an event sent from AWS CodePipeline
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct CodePipelineJobEvent {
     #[serde(rename = "CodePipeline.job")]
@@ -18,7 +18,7 @@ pub struct CodePipelineJobEvent {
 }
 
 /// `CodePipelineJob` represents a job from an AWS CodePipeline event
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct CodePipelineJob {
     #[serde(default)]
@@ -36,7 +36,7 @@ pub struct CodePipelineJob {
 }
 
 /// `CodePipelineData` represents a job from an AWS CodePipeline event
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct CodePipelineData {
     pub action_configuration: CodePipelineActionConfiguration,
@@ -56,7 +56,7 @@ pub struct CodePipelineData {
 }
 
 /// `CodePipelineActionConfiguration` represents an Action Configuration
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct CodePipelineActionConfiguration {
     pub configuration: CodePipelineConfiguration,
@@ -70,7 +70,7 @@ pub struct CodePipelineActionConfiguration {
 }
 
 /// `CodePipelineConfiguration` represents a configuration for an Action Configuration
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct CodePipelineConfiguration {
     #[serde(default)]
@@ -89,7 +89,7 @@ pub struct CodePipelineConfiguration {
 }
 
 /// `CodePipelineInputArtifact` represents an input artifact
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct CodePipelineInputArtifact {
     pub location: CodePipelineInputLocation,
@@ -106,7 +106,7 @@ pub struct CodePipelineInputArtifact {
 }
 
 /// `CodePipelineInputLocation` represents a input location
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct CodePipelineInputLocation {
     pub s3_location: CodePipelineS3Location,
@@ -123,7 +123,7 @@ pub struct CodePipelineInputLocation {
 }
 
 /// `CodePipelineS3Location` represents an s3 input location
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct CodePipelineS3Location {
     #[serde(default)]
@@ -140,7 +140,7 @@ pub struct CodePipelineS3Location {
 }
 
 /// `CodePipelineOutputArtifact` represents an output artifact
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct CodePipelineOutputArtifact {
     pub location: CodePipelineInputLocation,
@@ -157,7 +157,7 @@ pub struct CodePipelineOutputArtifact {
 }
 
 /// `CodePipelineOutputLocation` represents a output location
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct CodePipelineOutputLocation {
     pub s3_location: CodePipelineS3Location,
@@ -174,7 +174,7 @@ pub struct CodePipelineOutputLocation {
 }
 
 /// `CodePipelineArtifactCredentials` represents CodePipeline artifact credentials
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct CodePipelineArtifactCredentials {
     #[serde(default)]
diff --git a/lambda-events/src/event/config/mod.rs b/lambda-events/src/event/config/mod.rs
index fd2631a6..981419d8 100644
--- a/lambda-events/src/event/config/mod.rs
+++ b/lambda-events/src/event/config/mod.rs
@@ -3,7 +3,7 @@ use serde::{Deserialize, Serialize};
 use serde_json::Value;
 
 /// `ConfigEvent` contains data from an event sent from AWS Config
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct ConfigEvent {
     /// The ID of the AWS account that owns the rule
diff --git a/lambda-events/src/event/connect/mod.rs b/lambda-events/src/event/connect/mod.rs
index c6bdb47b..3f15ce0c 100644
--- a/lambda-events/src/event/connect/mod.rs
+++ b/lambda-events/src/event/connect/mod.rs
@@ -6,7 +6,7 @@ use std::collections::HashMap;
 use crate::custom_serde::deserialize_lambda_map;
 
 /// `ConnectEvent` contains the data structure for a Connect event.
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct ConnectEvent {
     #[serde(rename = "Details")]
@@ -25,7 +25,7 @@ pub struct ConnectEvent {
 }
 
 /// `ConnectDetails` holds the details of a Connect event
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct ConnectDetails {
     #[serde(rename = "ContactData")]
@@ -45,7 +45,7 @@ pub struct ConnectDetails {
 }
 
 /// `ConnectContactData` holds all of the contact information for the user that invoked the Connect event.
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct ConnectContactData {
     /// The custom attributes from Connect that the Lambda function was invoked with.
@@ -88,7 +88,7 @@ pub struct ConnectContactData {
 }
 
 /// `ConnectEndpoint` represents routing information.
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct ConnectEndpoint {
     #[serde(default)]
@@ -107,7 +107,7 @@ pub struct ConnectEndpoint {
 }
 
 /// `ConnectQueue` represents a queue object.
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct ConnectQueue {
     #[serde(default)]
diff --git a/lambda-events/src/event/dynamodb/mod.rs b/lambda-events/src/event/dynamodb/mod.rs
index 2a99ed69..3e1b3ab3 100644
--- a/lambda-events/src/event/dynamodb/mod.rs
+++ b/lambda-events/src/event/dynamodb/mod.rs
@@ -113,7 +113,7 @@ impl fmt::Display for KeyType {
 
 /// The `Event` stream event handled to Lambda
 /// <http://docs.aws.amazon.com/lambda/latest/dg/eventsources.html#eventsources-ddb-update>
-#[derive(Clone, Debug, Deserialize, PartialEq, Serialize)]
+#[derive(Clone, Debug, Default, Deserialize, PartialEq, Serialize)]
 pub struct Event {
     #[serde(rename = "Records")]
     pub records: Vec<EventRecord>,
@@ -164,7 +164,7 @@ pub struct TimeWindowEventResponse {
 }
 
 /// EventRecord stores information about each record of a DynamoDb stream event
-#[derive(Clone, Debug, Deserialize, PartialEq, Serialize)]
+#[derive(Clone, Debug, Default, Deserialize, PartialEq, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct EventRecord {
     /// The region in which the GetRecords request was received.
@@ -248,7 +248,7 @@ pub struct UserIdentity {
 
 /// `DynamoDbStreamRecord` represents a description of a single data modification that was performed on an item
 /// in a DynamoDB table.
-#[derive(Clone, Debug, Deserialize, PartialEq, Serialize)]
+#[derive(Clone, Debug, Default, Deserialize, PartialEq, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct StreamRecord {
     /// The approximate date and time when the stream record was created, in UNIX
diff --git a/lambda-events/src/event/ecr_scan/mod.rs b/lambda-events/src/event/ecr_scan/mod.rs
index f68b4e57..e3ff7ff8 100644
--- a/lambda-events/src/event/ecr_scan/mod.rs
+++ b/lambda-events/src/event/ecr_scan/mod.rs
@@ -2,7 +2,7 @@ use serde::{Deserialize, Serialize};
 #[cfg(feature = "catch-all-fields")]
 use serde_json::Value;
 
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct EcrScanEvent {
     #[serde(default)]
@@ -31,7 +31,7 @@ pub struct EcrScanEvent {
     pub other: serde_json::Map<String, Value>,
 }
 
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct EcrScanEventDetailType {
     #[serde(default)]
@@ -56,7 +56,7 @@ pub struct EcrScanEventDetailType {
     pub other: serde_json::Map<String, Value>,
 }
 
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct EcrScanEventFindingSeverityCounts {
     #[serde(default)]
diff --git a/lambda-events/src/event/firehose/mod.rs b/lambda-events/src/event/firehose/mod.rs
index 195c6da9..8bce49ac 100644
--- a/lambda-events/src/event/firehose/mod.rs
+++ b/lambda-events/src/event/firehose/mod.rs
@@ -8,7 +8,7 @@ use serde_json::Value;
 use std::collections::HashMap;
 
 /// `KinesisFirehoseEvent` represents the input event from Amazon Kinesis Firehose. It is used as the input parameter.
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct KinesisFirehoseEvent {
     #[serde(default)]
@@ -31,7 +31,7 @@ pub struct KinesisFirehoseEvent {
     pub other: serde_json::Map<String, Value>,
 }
 
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct KinesisFirehoseEventRecord {
     #[serde(default)]
diff --git a/lambda-events/src/event/iot_1_click/mod.rs b/lambda-events/src/event/iot_1_click/mod.rs
index 866918a9..50338120 100644
--- a/lambda-events/src/event/iot_1_click/mod.rs
+++ b/lambda-events/src/event/iot_1_click/mod.rs
@@ -7,7 +7,7 @@ use crate::custom_serde::deserialize_lambda_map;
 
 /// `IoTOneClickEvent` represents a click event published by clicking button type
 /// device.
-#[derive(Debug, Clone, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct IoTOneClickEvent {
     pub device_event: IoTOneClickDeviceEvent,
@@ -22,7 +22,7 @@ pub struct IoTOneClickEvent {
     pub other: serde_json::Map<String, Value>,
 }
 
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct IoTOneClickDeviceEvent {
     pub button_clicked: IoTOneClickButtonClicked,
@@ -35,7 +35,7 @@ pub struct IoTOneClickDeviceEvent {
     pub other: serde_json::Map<String, Value>,
 }
 
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct IoTOneClickButtonClicked {
     #[serde(default)]
@@ -51,7 +51,7 @@ pub struct IoTOneClickButtonClicked {
     pub other: serde_json::Map<String, Value>,
 }
 
-#[derive(Debug, Clone, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct IoTOneClickDeviceInfo {
     #[serde(deserialize_with = "deserialize_lambda_map")]
@@ -71,7 +71,7 @@ pub struct IoTOneClickDeviceInfo {
     pub other: serde_json::Map<String, Value>,
 }
 
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct IoTOneClickPlacementInfo {
     #[serde(default)]
diff --git a/lambda-events/src/event/iot_button/mod.rs b/lambda-events/src/event/iot_button/mod.rs
index 00e4f6af..9a7aaec3 100644
--- a/lambda-events/src/event/iot_button/mod.rs
+++ b/lambda-events/src/event/iot_button/mod.rs
@@ -2,7 +2,7 @@ use serde::{Deserialize, Serialize};
 #[cfg(feature = "catch-all-fields")]
 use serde_json::Value;
 
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct IoTButtonEvent {
     #[serde(default)]
diff --git a/lambda-events/src/event/kafka/mod.rs b/lambda-events/src/event/kafka/mod.rs
index 032f1615..7332b1e0 100644
--- a/lambda-events/src/event/kafka/mod.rs
+++ b/lambda-events/src/event/kafka/mod.rs
@@ -4,7 +4,7 @@ use serde::{Deserialize, Serialize};
 use serde_json::Value;
 use std::collections::HashMap;
 
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct KafkaEvent {
     #[serde(default)]
@@ -25,7 +25,7 @@ pub struct KafkaEvent {
     pub other: serde_json::Map<String, Value>,
 }
 
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct KafkaRecord {
     #[serde(default)]
diff --git a/lambda-events/src/event/kinesis/event.rs b/lambda-events/src/event/kinesis/event.rs
index 6b9c1c77..6bfb2bea 100644
--- a/lambda-events/src/event/kinesis/event.rs
+++ b/lambda-events/src/event/kinesis/event.rs
@@ -6,7 +6,7 @@ use serde::{Deserialize, Serialize};
 #[cfg(feature = "catch-all-fields")]
 use serde_json::Value;
 
-#[derive(Clone, Debug, Default, Deserialize, Eq, PartialEq, Serialize)]
+#[derive(Clone, Default, Debug, Deserialize, Eq, PartialEq, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct KinesisEvent {
     #[serde(rename = "Records")]
diff --git a/lambda-events/src/event/lex/mod.rs b/lambda-events/src/event/lex/mod.rs
index c9c23c53..6a458c8a 100644
--- a/lambda-events/src/event/lex/mod.rs
+++ b/lambda-events/src/event/lex/mod.rs
@@ -5,7 +5,7 @@ use std::collections::HashMap;
 
 use crate::custom_serde::deserialize_lambda_map;
 
-#[derive(Debug, Clone, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct LexEvent {
     pub message_version: Option<String>,
@@ -46,7 +46,7 @@ pub struct LexBot {
     pub other: serde_json::Map<String, Value>,
 }
 
-#[derive(Debug, Clone, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct LexCurrentIntent {
     pub name: Option<String>,
@@ -65,7 +65,7 @@ pub struct LexCurrentIntent {
     pub other: serde_json::Map<String, Value>,
 }
 
-#[derive(Debug, Clone, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct LexAlternativeIntents {
     pub name: Option<String>,
@@ -98,7 +98,7 @@ pub struct SlotDetail {
     pub other: serde_json::Map<String, Value>,
 }
 
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct LexDialogAction {
     pub type_: Option<String>,
@@ -137,7 +137,7 @@ pub struct LexResponse {
     pub other: serde_json::Map<String, Value>,
 }
 
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct LexResponseCard {
     pub version: Option<i64>,
diff --git a/lambda-events/src/event/rabbitmq/mod.rs b/lambda-events/src/event/rabbitmq/mod.rs
index fd9088c5..6c79e2b0 100644
--- a/lambda-events/src/event/rabbitmq/mod.rs
+++ b/lambda-events/src/event/rabbitmq/mod.rs
@@ -4,7 +4,7 @@ use std::collections::HashMap;
 
 use crate::custom_serde::deserialize_lambda_map;
 
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct RabbitMqEvent {
     #[serde(default)]
diff --git a/lambda-events/src/event/secretsmanager/mod.rs b/lambda-events/src/event/secretsmanager/mod.rs
index 2c5b497c..fc883e52 100644
--- a/lambda-events/src/event/secretsmanager/mod.rs
+++ b/lambda-events/src/event/secretsmanager/mod.rs
@@ -2,7 +2,7 @@ use serde::{Deserialize, Serialize};
 #[cfg(feature = "catch-all-fields")]
 use serde_json::Value;
 
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct SecretsManagerSecretRotationEvent {
     pub step: String,
diff --git a/lambda-events/src/event/ses/mod.rs b/lambda-events/src/event/ses/mod.rs
index 78262b0b..9358135d 100644
--- a/lambda-events/src/event/ses/mod.rs
+++ b/lambda-events/src/event/ses/mod.rs
@@ -4,7 +4,7 @@ use serde::{Deserialize, Serialize};
 use serde_json::Value;
 
 /// `SimpleEmailEvent` is the outer structure of an event sent via SES.
-#[derive(Debug, Clone, Eq, PartialEq, Deserialize, Serialize)]
+#[derive(Debug, Default, Clone, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct SimpleEmailEvent {
     #[serde(rename = "Records")]
diff --git a/lambda-events/src/event/sns/mod.rs b/lambda-events/src/event/sns/mod.rs
index f68ec984..611a16b7 100644
--- a/lambda-events/src/event/sns/mod.rs
+++ b/lambda-events/src/event/sns/mod.rs
@@ -9,7 +9,7 @@ use crate::custom_serde::{deserialize_lambda_map, deserialize_nullish_boolean};
 /// The `Event` notification event handled by Lambda
 ///
 /// [https://docs.aws.amazon.com/lambda/latest/dg/with-sns.html](https://docs.aws.amazon.com/lambda/latest/dg/with-sns.html)
-#[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
+#[derive(Clone, Debug, Default, Deserialize, Eq, PartialEq, Serialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct SnsEvent {
     pub records: Vec<SnsRecord>,
@@ -24,7 +24,7 @@ pub struct SnsEvent {
 }
 
 /// SnsRecord stores information about each record of a SNS event
-#[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
+#[derive(Clone, Debug, Default, Deserialize, Eq, PartialEq, Serialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct SnsRecord {
     /// A string containing the event source.
@@ -49,7 +49,7 @@ pub struct SnsRecord {
 }
 
 /// SnsMessage stores information about each record of a SNS event
-#[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
+#[derive(Clone, Debug, Default, Deserialize, Eq, PartialEq, Serialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct SnsMessage {
     /// The type of SNS message. For a lambda event, this should always be **Notification**