Examine source code of A Spring Moment

{
  "theme": {
    "images": {
      "theme_frame": "ASpringMomentH.jpg"
    },
    "colors": {
      "frame": "#b8e2ef",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "A Spring Moment",
  "manifest_version": 2,
  "description": "Bokeh, butterflies, flowers, light, pastel, roses, spring My wallpaper to match is at: <a href=\"https://outgoing.prod.mozaws.net/v1/0f8c86e5b6c305d01161ee32310a2bf44c0619117be3aa661895bd5998d43b0c/http%3A//nature.desktopnexus.com/wallpaper/1013739/\" rel=\"nofollow\">http://nature.desktopnexus.com/wallpaper/1013739/</a>"
}