How To Import One Exchange Esm

import { binance } from '../../js/ccxt.js';
async function example() {
   const exchange = new binance({});
   const ob = await exchange.fetchOrderBook('BTC/USDT', 3);
   const asks = ob['asks'];
   const bids = ob['bids'];
   console.log(asks);
   console.log(bids);
}
example();