Examine source code of Frangipani by MaDonna

{
  "theme": {
    "images": {
      "theme_frame": "FrangipaniHCustom.jpg"
    },
    "colors": {
      "frame": "#dce8de",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Frangipani  by MaDonna",
  "manifest_version": 2,
  "description": "My wallpaper to match can be found at: <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/f6875d0237e02235e4b710ed7b3979d75b70a8c59da11aee8c88dce0f219392a/http%3A//nature.desktopnexus.com/wallpaper/733993/\">http://nature.desktopnexus.com/wallpaper/733993/</a>"
}