public string GetApintMentDetailById(int Id) { var result = new DataServiceResult <AppointmentDetail>(); try { var data = siterepo.GetApintMentDetailById(Id); if (data != null) { result.Success = true; result.Value = data; } } catch (Exception ex) { result.Success = false; result.ExceptionInfo = new ExceptionInfo(ex); } return(JsonConvert.SerializeObject(result)); }