public JsonResult AcceptRequest(RequestModel notification)
        {
            try
            {
                var          auth    = AuthorizationGateway.GetAuthorizedInfo();
                RequestModel request = new RequestModel();

                request.AcceptRequest(notification, auth);


                return(Json(new { Result = "OK" }, JsonRequestBehavior.AllowGet));
            }
            catch (Exception ex)
            {
                return(Json(new { Result = "ERROR", Message = ex.Message }, JsonRequestBehavior.AllowGet));
            }
        }