Examine source code of Gnosis

{
  "theme": {
    "images": {
      "theme_frame": "gnosishd1.jpg"
    },
    "colors": {
      "frame": "#b88885",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Gnosis",
  "manifest_version": 2,
  "description": "Firefox Persona version of my “Gnosis” wallpaper. 3D artwork by Ryan Bliss. Persona Designed by Mark Hamilton for Digital Blasphemy. Wallpaper available at <a href=\"https://outgoing.prod.mozaws.net/v1/488320763d077a912c22b0a322c2f830b47467d8b9f95feaf4bb93a87adf54cb/http%3A//digitalblasphemy.com/preview.shtml%3Fi=gnosis\" rel=\"nofollow\">http://digitalblasphemy.com/preview.shtml?i=gnosis</a>"
}