Examine source code of Wild nature

{
  "theme": {
    "images": {
      "theme_frame": "9.jpg"
    },
    "colors": {
      "frame": "#007bff",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Wild nature",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/b2114599e6c28adfbbf8cec70eb69edfbe561ae66e98fa187751179bcfd183be/http%3A//animals.desktopnexus.com/wallpaper/573209/\" rel=\"nofollow\">http://animals.desktopnexus.com/wallpaper/573209/</a>   \n\nPuma, mountain lion, wild, view, sun rays, light, day, clear blue sky, cat, big, sunshine, eyes, look, hunter, menace, white clouds, prey, feline, winter, carnivore, attentive, focused, amazing animal, Real.Twilight."
}