Examine source code of Garden Friends

{
  "theme": {
    "images": {
      "theme_frame": "GardenFriendsH.jpg"
    },
    "colors": {
      "frame": "#6fff44",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Garden Friends",
  "manifest_version": 2,
  "description": "bright, butterflies, cute, elf, flowers, gnome, mushrooms, s garden, spring, squirrel, strawberries, summer, sun flowers, sunflowers, toadstools, whimsical\t\n\nDesigned by MaDonna\n\nMy wallpaper to match is at: <a href=\"https://outgoing.prod.mozaws.net/v1/3163ed2e06e0ad1bb227d4faf7253689a2ce01c9aae2c0859fac80d3bc835a54/http%3A//nature.desktopnexus.com/wallpaper/1087740/\" rel=\"nofollow\">http://nature.desktopnexus.com/wallpaper/1087740/</a>"
}