JSFiddle - React, Tailwind, and code Playground

JavaScript

var myObject = {
    a: { one: 1, two: 2, three: 3   },
    b: [1, 2, 3] };
var recursiveEncoded = $.param(myObject);
var recursiveDecoded = decodeURIComponent($.param(myObject));
console.log(recursiveEncoded);
console.log(recursiveDecoded);