public BaseServiceResult <string, long> AddReceiver(string oldReceiverId)
 {
     try
     {
         using (var receiverBL = new ReceiverBL())
         {
             return(receiverBL.RegisterOrRenewToken(oldReceiverId, Settings.NewTokenPeriod.Value));
         }
     } catch (Exception ex)
     {
         Logger.Error("Login", ex);
         return(BaseServiceResult <string, long> .InternalErrorResult);
     }
 }