public HttpResponseMessage PostRg(List <RegisteredVolunteerFeedbackDTO> registeredVolunteerFeedbackList)
 {
     try
     {
         Registered registered = new Registered();
         registered.SaveRegisterVolunteerFeedback(registeredVolunteerFeedbackList);
         return(Request.CreateResponse(HttpStatusCode.OK));
     }
     catch (Exception)
     {
         throw new HttpResponseException(HttpStatusCode.InternalServerError);
     }
 }