Add an ACS User to an Access Group

ID of the access group to which you want to add an access system user.

ID of the access system user that you want to add to an access group. You can only provide one of acs_user_id or user_identity_id.

ID of the desired user identity that you want to add to an access group. You can only provide one of acs_user_id or user_identity_id. If the ACS system contains an ACS user with the same email_address or phone_number as the user identity that you specify, they are linked, and the access group membership belongs to the ACS user. If the ACS system does not have a corresponding ACS user, one is created.