Examine source code of Cosmos DB

{
  "theme": {
    "images": {
      "theme_frame": "hdcosmos.jpg"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Cosmos DB",
  "manifest_version": 2,
  "description": "Firefox Persona version of my “Cosmos” 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/d2aea1b81eab16a40e611a5987e9b52d71ef103647eaf3d43db9a0d3ad4f624a/http%3A//digitalblasphemy.com/preview.shtml%3Fi=cosmos\" rel=\"nofollow\">http://digitalblasphemy.com/preview.shtml?i=cosmos</a>"
}