Examine source code of Purple Iris Spring

{
  "theme": {
    "images": {
      "theme_frame": "purpleirisspringH2.jpg"
    },
    "colors": {
      "frame": "#d698fe",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Purple Iris Spring",
  "manifest_version": 2,
  "description": "Bokeh, chrysanthemum, decorations, Easter, flowers, gold, iris, pink, purple, spring My wallpaper to match is at: <a href=\"https://outgoing.prod.mozaws.net/v1/901f2e33e257a0ec972fb0767d7b695c286f10b501e9468d328c3a4c0efd8b9c/http%3A//nature.desktopnexus.com/wallpaper/1012807/\" rel=\"nofollow\">http://nature.desktopnexus.com/wallpaper/1012807/</a>"
}