import CurrencyConverter from '@beycanpress/currency-converter';
//or
const CurrencyConverter = require('@beycanpress/currency-converter');


// 'CoinMarketCap' can only use in backend. And it needs an API key.
let converter = new CurrencyConverter('CryptoCompare | CoinMarketCap', 'api key for coinmarketcap');
paymentPrice = await converter.convert('USD', 'BTC', 15 /* USD Price */);

paymentPrice // BTC Price