code: public static base_response rename(nitro_service client, cmppolicylabel resource, String new_labelname) throws Exception {
  		cmppolicylabel renameresource = new cmppolicylabel();
  		renameresource.labelname = resource.labelname;
  		return renameresource.rename_resource(client,new_labelname);
  	}
docs: Use this API to rename a cmppolicylabel resource.