public TransactionHistoryKeepTrack Update(TransactionHistoryKeepTrack transactionHistoryKeepTrack)
 {
     transactionHistoryKeepTrackRepository.Update(transactionHistoryKeepTrack);
     return transactionHistoryKeepTrack;
 }
 public TransactionHistoryKeepTrack Add(TransactionHistoryKeepTrack transactionHistoryKeepTrack)
 {
     transactionHistoryKeepTrackRepository.Add(transactionHistoryKeepTrack);
     return transactionHistoryKeepTrack;
 }