public IHttpActionResult PurchaseSession(PurchaseTraingSessionVM model)
        {
            StringBuilder          traceLog    = null;
            ServiceResponse <bool> objResponse = null;

            try
            {
                traceLog = new StringBuilder();
                traceLog.AppendLine("Start: PurchaseTraingSession() Request Data:-TrainerId-" + model.TrainerId + ",UserCredID-" + model.UserCredId + ",NumberOfSession-" + model.NumberOfSession + ",Amount-" + model.Amount);
                objResponse = new ServiceResponse <bool>();
                if (model.Amount <= 0)
                {
                    objResponse.IsResultTrue = false;
                    objResponse.ErrorMessage = Message.InvalidTrainingSessionAmount;
                }
                else if (model.NumberOfSession <= 0)
                {
                    objResponse.IsResultTrue = false;
                    objResponse.ErrorMessage = Message.InvalidNumberOfTrainingSession;
                }
                else
                {
                    objResponse.jsonData     = TrainingSessionApiBL.PurchaseSessionToUser(model);
                    objResponse.IsResultTrue = true;
                }
                return(Ok(objResponse));
            }
            catch (Exception ex)
            {
                LogManager.LogManagerInstance.WriteErrorLog(ex);
                return(BadRequest(ex.Message));
            }
            finally
            {
                traceLog.AppendLine("End:PurchaseTraingSession() Response Result Status-" + objResponse.IsResultTrue + ",Posted DateTime-" + DateTime.Now.ToLongDateString());
                LogManager.LogManagerInstance.WriteTraceLog(traceLog);
                traceLog = null;
            }
        }