public IList<OutgoingSingleCredit> GetAllOutgoingSingleCredit(TransactionStatus transactionStatus)
 {
     using (var db = new RTGSGen2DBContext(connectionString))
     {
         IList<OutgoingSingleCredit> outgoingSingleCreditList = db.GetAllOutgoingSingleCredit().ToList();
         return outgoingSingleCreditList
                 .Where(o => o.Status == transactionStatus.ToString()).ToList();
     }
 }