# GroupMembershipExistenceResult
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Indicates whether a resource is a member of a group in the identity store.

## Contents
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 ** GroupId **   <a name="singlesignon-Type-GroupMembershipExistenceResult-GroupId"></a>
The identifier for a group in the identity store.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 47.  
Pattern: `([0-9a-f]{10}-|)[A-Fa-f0-9]{8}-[A-Fa-f0-9]{4}-[A-Fa-f0-9]{4}-[A-Fa-f0-9]{4}-[A-Fa-f0-9]{12}`   
Required: No

 ** MemberId **   <a name="singlesignon-Type-GroupMembershipExistenceResult-MemberId"></a>
An object that contains the identifier of a group member. Setting the `UserID` field to the specific identifier for a user indicates that the user is a member of the group.  
Type: [MemberId](API_MemberId.md) object  
 **Note: **This object is a Union. Only one member of this object can be specified or returned.  
Required: No

 ** MembershipExists **   <a name="singlesignon-Type-GroupMembershipExistenceResult-MembershipExists"></a>
Indicates whether a membership relation exists or not.  
Type: Boolean  
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/identitystore-2020-06-15/GroupMembershipExistenceResult) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/identitystore-2020-06-15/GroupMembershipExistenceResult) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/identitystore-2020-06-15/GroupMembershipExistenceResult)