static async Task DemoBinance(string binanceApiKey, string symbol = "BTCUSDT")
{
var exch = new Binance(binanceApiKey);
var ping = await exch.Ping();
var serverTime = await exch.ServerTime();
var info = await exch.ExchangeInfo();
Console.WriteLine($"ping> {ping}");
Console.WriteLine($"serverTime> {serverTime}");
Console.WriteLine($"info> {info}");
var ob = await exch.OrderBook(symbol, 5);
Console.WriteLine($"\nOrderBook>\n{ob}");
var trades = await exch.RecentTrades(symbol, 10);
Console.WriteLine($"\nTrades>\n{trades}");
//var tradesHist = await exch.HistoricalTrades(symbol, 15);
//Console.WriteLine($"\nHistorical Trades:\n{trades}");
}