Query params for authentication

sign.js

const crypto require('crypto');

const ACCESS_ID = '';
const SECRET_KEY = ''; 
const EXPIRES = Math.round((new Date()).getTime() / 1000) + 60000; // 60 minutes from now

const signature = crypto
  .createHmac('sha1', accessKey)
  .update(SECRET_KEY + '\n' + EXPIRES)
  .digest('base64');

console.log(`AccessID=${accessID}&Expires=${expires}&Signature=${encodeURIComponent(signature)}`);