private async Task <DataTable> SetupCoinData()
        {
            if (CoinData.Rows.Count == 0)
            {
                BinanceApi api = new BinanceApi();

                coinprices = await api.GetPricesAsync(CancellationToken.None); // Grab all coin symbols

                _pricesArray = coinprices.ToArray().Where(o =>
                                                          o.Symbol == "BTCUSDT" || o.Symbol == "ETHBTC" || o.Symbol.EndsWith("ETH"));
                foreach (SymbolPrice price in _pricesArray)
                {
                    DataRow row = CoinData.NewRow();
                    row[0] = price.Symbol;
                    row[1] = DateTime.UtcNow;
                    CoinData.Rows.Add(row);
                }
            }
            return(CoinData);
        }