# ManagedSourceEventMetadataSummary


A short summary and metadata for a managed notification event.

## Contents


 ** eventType **   <a name="Notifications-Type-ManagedSourceEventMetadataSummary-eventType"></a>
The event Type of the notification.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 256.  
Pattern: `([a-zA-Z0-9 \-\(\)])+`   
Required: Yes

 ** source **   <a name="Notifications-Type-ManagedSourceEventMetadataSummary-source"></a>
The source service of the notification.  
Must match one of the valid EventBridge sources. Only AWS service sourced events are supported. For example, `aws.ec2` and `aws.cloudwatch`. For more information, see [Event delivery from AWS services](https://docs.aws.amazon.com/eventbridge/latest/userguide/eb-service-event.html#eb-service-event-delivery-level) in the *Amazon EventBridge User Guide*.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 36.  
Pattern: `aws.([a-z0-9\-])+`   
Required: Yes

 ** eventOriginRegion **   <a name="Notifications-Type-ManagedSourceEventMetadataSummary-eventOriginRegion"></a>
The Region where the notification originated.  
Type: String  
Length Constraints: Minimum length of 0. Maximum length of 32.  
Pattern: `([a-z]{1,4})-([a-z]{1,15}-)+([0-9])`   
Required: No

## See Also


For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/notifications-2018-05-10/ManagedSourceEventMetadataSummary) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/notifications-2018-05-10/ManagedSourceEventMetadataSummary) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/notifications-2018-05-10/ManagedSourceEventMetadataSummary)