# UpdatedA2aDescriptor
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Wrapper for updating an A2A descriptor with PATCH semantics. When present, the A2A descriptor is replaced with the provided value. When absent, the A2A descriptor is left unchanged. To unset, include the wrapper with the value set to null.

## Contents
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 ** optionalValue **   <a name="bedrockagentcorecontrol-Type-UpdatedA2aDescriptor-optionalValue"></a>
The updated A2A descriptor value.  
Type: [A2aDescriptor](API_A2aDescriptor.md) object  
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\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/bedrock-agentcore-control-2023-06-05/UpdatedA2aDescriptor) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/bedrock-agentcore-control-2023-06-05/UpdatedA2aDescriptor) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/bedrock-agentcore-control-2023-06-05/UpdatedA2aDescriptor)