Examine source code of Hawks Racing 2

{
  "theme": {
    "images": {
      "theme_frame": "hawkstest2.png"
    },
    "colors": {
      "frame": "#969696",
      "tab_background_text": "#f2efef"
    }
  },
  "version": "2.0",
  "name": "Hawks Racing 2",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/efc6ae75e1e9438bd611e07a4cfffd8e03a8e2e9c5b1ff37ff6ff7338fcbc64a/http%3A//www.hawksracing.de\" rel=\"nofollow\">www.hawksracing.de</a>"
}