Examine source code of TwK s First

{
  "theme": {
    "images": {
      "theme_frame": "test1.jpg"
    },
    "colors": {
      "frame": "#b3b3b3",
      "tab_background_text": "#dedede"
    }
  },
  "version": "2.0",
  "name": "TwK s First",
  "manifest_version": 2,
  "description": "Oh Yeah !\n\n<a href=\"https://outgoing.prod.mozaws.net/v1/b0a938b5ffafe361e9f0ed0a6e8f4de810e4e9ab11d3c483d780e1df223f8ffe/http%3A//www.twkworld.com/\" rel=\"nofollow\">http://www.twkworld.com/</a>"
}