An HTTP 200 will signify the successful update of an access-map instance.

An HTTP 400 will be returned if the request is badly formed or has constraint violations.

An HTTP 403 will be returned if the principal is not authorized to access the instance of access-map that the request was made against.

An HTTP 404 will be returned if the access-map with the specified entityId is not found.

An HTTP 409 will be returned if the access-map offered for create/update would lead to a conflicting state.