Examine source code of VOCALOID cube

{
  "theme": {
    "images": {
      "theme_frame": "personah.jpg"
    },
    "colors": {
      "frame": "#fffaa1",
      "tab_background_text": "#424242"
    }
  },
  "version": "2.0",
  "name": "VOCALOID cube",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/3b73781c8ed4d950840e5b826053d75491595b15b3c165237c9629b736f93b4d/http%3A//www.pixiv.net/member_illust.php%3Fmode=medium&amp;illust_id=9265325\" rel=\"nofollow\">http://www.pixiv.net/member_illust.php?mode=medium&amp;illust_id=9265325</a>"
}