Pledgebox - Structured, and JSON dump

pledgebox_dump.js

// ==UserScript==
// @name     Pledgebox
// @version  1
// @grant    none
// ==/UserScript==
/*
* PledgeBox pledge manager
* Display some datas about your order on a project
* Run it on "thank you" page.
* URL scheme: https://survey.pledgebox.com/project/[PROJECT_ID]/[PROJECT_SLUG]/[TOKEN]/success
* Dates timezone: GMT-7
*/

var httpRequest = new XMLHttpRequest();
httpRequest.open('POST', 'https://survey.pledgebox.com/api/survey/order/info', true);
httpRequest.setRequestHeader('Content-Type', 'application/json;charset=utf-8');
httpRequest.onreadystatechange = function() {
    if (httpRequest.readyState === XMLHttpRequest.DONE) {
        var json = JSON.parse(httpRequest.responseText);
        var pledged_at = new Date(json.data.pledged_at * 1000).toLocaleString("en-US", {timeZone: "America/Chicago"});
        pledged_at = new Date(pledged_at);
        var nl = '\n';
        
        alert(
            'PBID: ' + json.data.id + nl +
            'Backer: ' + json.data.sequence + nl +
            'Pledged: ' + pledged_at.getFullYear() + '-' +
            leadingZero(pledged_at.getMonth()) + '-' +
            leadingZero(pledged_at.getDate()) + ' ' +
            leadingZero(pledged_at.getHours()) + ':' +
            leadingZero(pledged_at.getMinutes()) + ':' +
            leadingZero(pledged_at.getSeconds()) + nl +
            'Opened: ' + json.data.opened_at + nl +
            'Paid: ' + json.data.paid_at + nl +
            'Completed: ' + json.data.completed_at + nl +
            'Shipped: ' + json.data.shipping_at + nl +
            'Tracking Code: ' + json.tracking_code
        );
        alert('JSON: ' + JSON.stringify(json)
        );
    }
};

var token = location.href.split('/')[6];
httpRequest.send(JSON.stringify({token: token}));

function leadingZero(value) {
  if(value < 10) {
    value = '0' + value;
  }
  return value;
}