Examine source code of Blossom DB

{
  "theme": {
    "images": {
      "theme_frame": "hdblossom.jpg"
    },
    "colors": {
      "frame": "#738355",
      "tab_background_text": "#bacdf1"
    }
  },
  "version": "2.0",
  "name": "Blossom DB",
  "manifest_version": 2,
  "description": "Firefox Persona version of my “Blossom” wallpaper. 3D artwork by Ryan Bliss. Persona Designed by Mark Hamilton for Digital Blasphemy. Wallpaper available at <a href=\"https://outgoing.prod.mozaws.net/v1/0a1098ac21dda61faf2bb5b9e7007d4ccd7ed4fac9a5fcfb4d8b571d965d255d/http%3A//digitalblasphemy.com/preview.shtml%3Fi=blossom1\" rel=\"nofollow\">http://digitalblasphemy.com/preview.shtml?i=blossom1</a>"
}