Examine source code of AE 13 Souls

{
  "theme": {
    "images": {
      "theme_frame": "13SoulsFirefoxPersonaHeader.jpg"
    },
    "colors": {
      "frame": "#c1b9b9",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "AE 13 Souls",
  "manifest_version": 2,
  "description": "My personal persona including my AQWorlds Character. Play AQWorlds now at <a href=\"https://outgoing.prod.mozaws.net/v1/bbec6bceb18d12241ac62181d8505fe09fa22bbe74e72b4b92f9932f757a5805/http%3A//www.aq.com\" rel=\"nofollow\">www.aq.com</a> !"
}