static async Task Main(string[] args)
{
    PoloniexChannel poloniexChannel = new PoloniexChannel();
    
    poloniexChannel.MessageArrived += OnMessageArrived;
    
    await poloniexChannel.ConnectAsync();
    
    await poloniexChannel.SendAsync(new PoloniexCommand() { Channel = 1001, Command = PoloniexCommandType.Subscribe });
    await poloniexChannel.SendAsync(new PoloniexCommand() { Channel = 1002, Command = PoloniexCommandType.Subscribe });
    await poloniexChannel.SendAsync(new PoloniexCommand() { Channel = 1003, Command = PoloniexCommandType.Subscribe });
    await poloniexChannel.SendAsync(new PoloniexCommand() { Channel = TickerSymbol.BTC_XMR, Command = PoloniexCommandType.Subscribe });

    Console.ReadLine();
}

private static void OnMessageArrived(JsonSerializer serializer, object message)
{
    Console.WriteLine(message);
}