public bool DeleteNetworkStampById(NetworkStamp networkStampId)
 {
     _repositoryFactory.RunInTransaction(() =>
     {
         _networkStampRepository.DeleteEntity(networkStampId);
     });
     return true;
 }
 public bool AddNetworkStamp(NetworkStamp networkStamp)
 {
     _repositoryFactory.RunInTransaction(() =>
     {
         _networkStampRepository.AddEntity(networkStamp);
     });
     return true;
 }