---
type: resource-type
title: GroupMembership
description: aws resource type AWS::IdentityStore::GroupMembership
name: GroupMembership
lexicon: aws
resource_type: AWS::IdentityStore::GroupMembership
---
`AWS::IdentityStore::GroupMembership`, a resource type of the aws lexicon.

## Properties

- `GroupId` (`string`, required): The unique identifier for a group in the identity store.
- `IdentityStoreId` (`string`, required): The globally unique identifier for the identity store.
- `MemberId` (`GroupMembership_MemberId`, required): An object containing the identifier of a group member.
- `MembershipId` (`string`, optional): The identifier for a GroupMembership in the identity store.

## Attributes

- `MembershipId`