code: public <T extends PushConnector> FutureData<PushSubscription> create(final T connector,
                                                                           Stream stream,
                                                                           final String name,
                                                                           final Status initialStatus,
                                                                           final long start,
                                                                           final long end) {
          return create(connector, null, FutureData.wrap(stream), name, initialStatus, start, end);
      }
docs: /*
  Create a push subscription from a live stream
  
  @return the created subscription