# ServiceTopologyEdgeSummary
<a name="API_ServiceTopologyEdgeSummary"></a>

Contains summary information about a service topology edge.

## Contents
<a name="API_ServiceTopologyEdgeSummary_Contents"></a>

 ** destinationResourceIdentifier **   <a name="ngresiliencehub-Type-ServiceTopologyEdgeSummary-destinationResourceIdentifier"></a>
The identifier of the destination resource.  
Type: String  
Required: Yes

 ** sourceResourceIdentifier **   <a name="ngresiliencehub-Type-ServiceTopologyEdgeSummary-sourceResourceIdentifier"></a>
The identifier of the source resource.  
Type: String  
Required: Yes

 ** destinationAccount **   <a name="ngresiliencehub-Type-ServiceTopologyEdgeSummary-destinationAccount"></a>
The AWS account ID of the destination resource.  
Type: String  
Length Constraints: Fixed length of 12.  
Pattern: `\d{12}`   
Required: No

 ** destinationRegion **   <a name="ngresiliencehub-Type-ServiceTopologyEdgeSummary-destinationRegion"></a>
The AWS Region of the destination resource.  
Type: String  
Length Constraints: Minimum length of 6.  
Pattern: `[a-z]{2}-((iso[a-z]{0,1}-)|(gov-)){0,1}[a-z]+-[0-9]`   
Required: No

 ** properties **   <a name="ngresiliencehub-Type-ServiceTopologyEdgeSummary-properties"></a>
The properties of the topology edge.  
Type: Array of [EdgePropertySummary](API_EdgePropertySummary.md) objects  
Array Members: Minimum number of 0 items. Maximum number of 3 items.  
Required: No

 ** sourceAccount **   <a name="ngresiliencehub-Type-ServiceTopologyEdgeSummary-sourceAccount"></a>
The AWS account ID of the source resource.  
Type: String  
Length Constraints: Fixed length of 12.  
Pattern: `\d{12}`   
Required: No

 ** sourceRegion **   <a name="ngresiliencehub-Type-ServiceTopologyEdgeSummary-sourceRegion"></a>
The AWS Region of the source resource.  
Type: String  
Length Constraints: Minimum length of 6.  
Pattern: `[a-z]{2}-((iso[a-z]{0,1}-)|(gov-)){0,1}[a-z]+-[0-9]`   
Required: No

## See Also
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For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\+\+](https://docs.aws.amazon.com/goto/SdkForCpp/resiliencehubv2-2026-02-17/ServiceTopologyEdgeSummary) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/resiliencehubv2-2026-02-17/ServiceTopologyEdgeSummary) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/resiliencehubv2-2026-02-17/ServiceTopologyEdgeSummary)