setTicker = (err, data) => {
    if (err)
      return callback(err);

    var result = _.find(data, ticker => ticker.symbol === this.pair);

    if(!result)
      return callback(new Error(`Market ${this.pair} not found on Binance`));

    var ticker = {
      ask: parseFloat(result.askPrice),
      bid: parseFloat(result.bidPrice),
    };

    callback(undefined, ticker);
  }
Binance raw response
    { makerCommission: 10,
      takerCommission: 10,
      buyerCommission: 0,
      sellerCommission: 0,
      canTrade: true,
      canWithdraw: true,
      canDeposit: true,
      So to get decimal representation of fee we actually need to divide by 10000