Examine source code of Galaxy Galore

{
  "theme": {
    "images": {
      "theme_frame": "galaxygalore.jpg"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Galaxy Galore",
  "manifest_version": 2,
  "description": "This image was taken using the Snipping tool. It's the background for this interesting &amp; great Blog! <a href=\"https://outgoing.prod.mozaws.net/v1/abcd060da61d286dd6d7be89531931bad551031ddad076336d8eabf040e7e484/http%3A//nocturnaloddity.tumblr.com\" rel=\"nofollow\">http://nocturnaloddity.tumblr.com</a>"
}