usong node-serialize to serialize objects

node-serialize.js

const serialize = require("node-serialize")
var obj = {
  name: 'Bob',
  say: function() {
    return 'hi ' + this.name; 
  }
};

var objS = serialize.serialize(obj);
console.log(typeof objS === 'string');
console.log(objS)
console.log(serialize.unserialize(objS).say() === 'hi Bob')