docs: public base_resource perform_operationEx(nitro_service service, String action)  throws Exception
  	{
  		if (!service.isLogin() && !get_object_type().equals("login"))
  			service.login();
  		options option = new options();
  		option.set_action(action);
  		base_resource response = post_requestEx(service, option);
  		return response;
  	}