For Redis OSS engine version 6.0 onwards: Deletes a user group. The user group must first be disassociated from the replication group before it can be deleted. For more information, see Using Role Based Access Control (RBAC).
See https://www.paws-r-sdk.com/docs/elasticache_delete_user_group/ for full documentation.
elasticache_delete_user_group(UserGroupId)
[required] The ID of the user group.