Examine source code of green eye

{
  "theme": {
    "images": {
      "theme_frame": "greeneye.jpg"
    },
    "colors": {
      "frame": "#fcf9f9",
      "tab_background_text": "#fcf9f9"
    }
  },
  "version": "2.0",
  "name": "green eye",
  "manifest_version": 2,
  "description": "made of my art from <a href=\"https://outgoing.prod.mozaws.net/v1/71bcbcdfee84a3fcff0dccf09458061d52c7b70bd60b011251627449058fea7d/http%3A//fav.me/d2nyp05\" rel=\"nofollow\">http://fav.me/d2nyp05</a>"
}