getstream_chat_service4.dart

  @override
  Future<void> createNewChannel({
    required List<String> listOfMemberIDs,
    required String channelName,
    required String channelImageUrl,
  }) async {
    final randomId = const Uuid().v1();

    await streamChatClient.createChannel(
      "messaging",
      channelId: randomId,
      channelData: {
        "members": listOfMemberIDs,
        "name": channelName,
        "image": channelImageUrl,
      },
    );
  }