unsubscribeScripthashes method

Implementation

Future<List<bool>> unsubscribeScripthashes(
  Iterable<String> scripthashes,
) async {
  var futures = <Future<bool>>[];
  if (scripthashes.isNotEmpty) {
    peer.withBatch(() {
      for (var scripthash in scripthashes) {
        futures.add(unsubscribeScripthash(scripthash));
      }
    });
  }
  return await Future.wait<bool>(futures);
}