public string GetTransactionFileLog(string idTransaction)
        {
            string retValue = string.Empty;
            idTransaction = Url.Encode(idTransaction);
            try
            {
                DTPClient dtpClient = new DTPClient(idTransaction);
                dtpClient.GetTransactionData();

                retValue = dtpClient.TransactionData;
            }
            catch (Exception ex)
            {
                retValue = ex.Message;
            }

            return retValue;
        }