public HttpResponseMessage GetWelcomeMessage()
 {
     return SafeAction(() =>
     {
         IDelightServices service = new DelightServices();
         var message = service.GetMessage();
         if (message == null)
         {
             return Request.CreateResponse(HttpStatusCode.NoContent);
         }
         var response = Request.CreateResponse<MessageDTO>(HttpStatusCode.OK, message);
         return response;
     });
 }