# UpdateWebAppIdentityCenterConfig
<a name="API_UpdateWebAppIdentityCenterConfig"></a>

A structure that describes the values to use for the IAM Identity Center settings when you update a web app.

## Contents
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 ** Role **   <a name="TransferFamily-Type-UpdateWebAppIdentityCenterConfig-Role"></a>
The IAM role used to access IAM Identity Center.  
Type: String  
Length Constraints: Minimum length of 20. Maximum length of 2048.  
Pattern: `arn:.*role/\S+`   
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/transfer-2018-11-05/UpdateWebAppIdentityCenterConfig) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/transfer-2018-11-05/UpdateWebAppIdentityCenterConfig) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/transfer-2018-11-05/UpdateWebAppIdentityCenterConfig)