internal PersistentEventStoreSubscription(IConnectToPersistentSubscriptions subscriptionOperation, string streamId, long lastCommitPosition, int?lastEventNumber)
     : base(streamId, lastCommitPosition, lastEventNumber)
 {
     _subscriptionOperation = subscriptionOperation;
 }
 internal PersistentEventStoreSubscription(IConnectToPersistentSubscriptions subscriptionOperation, string streamId, long lastCommitPosition, int? lastEventNumber)
     : base(streamId, lastCommitPosition, lastEventNumber)
 {
     _subscriptionOperation = subscriptionOperation;
 }