public JsonResult UserRequestList(UserSpecRequestTableParams paramDetails)
        {
            int totalCount = 0, filteredCount = 0;

            using (var sRepository = new SpecRequestRepository())
            {
                var results = sRepository.GetUserRequestList(
                    paramDetails, out totalCount, out filteredCount);

                return(Json(new
                {
                    sEcho = paramDetails.sEcho,
                    iTotalRecords = totalCount,
                    iTotalDisplayRecords = filteredCount,
                    aaData = results
                },
                            JsonRequestBehavior.AllowGet));
            }
        }