simple-jwt.js

const jwt = require('jwt-simple');
const payload = {
  "this is": "simple payload"
}
const secret = 'top-secret@2020';

// encode
const token = jwt.encode(payload, secret);
console.log(">>>>>", token);

// decode
const decoded = jwt.decode(
  token,
  secret
);
console.log(decoded); //=> { "this is": "simple payload" }%