Examine source code of Summers Fun by MaDonna

{
  "theme": {
    "images": {
      "theme_frame": "SummerFunH.jpg"
    },
    "colors": {
      "frame": "#369900",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Summers Fun by MaDonna",
  "manifest_version": 2,
  "description": ". My wallpaper to match can be found at: <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/372f79064eb44d33c060cba378ec02c195bb09eaef7917da459071a02112768c/http%3A//nature.desktopnexus.com/wallpaper/650695/\">http://nature.desktopnexus.com/wallpaper/650695/</a>"
}