Examine source code of Gaming Heavens

{
  "theme": {
    "images": {
      "theme_frame": "banner.jpg"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#000"
    }
  },
  "version": "2.0",
  "name": "Gaming Heavens",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/5d5bc8758f7af39a4976efc5c3dde1c5631b050c12d3736aa5c1ee50f0b4c97c/http%3A//www.gamingheavens.com\" rel=\"nofollow\">http://www.gamingheavens.com</a>"
}