Examine source code of Downhill Freeride

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#c47702",
      "tab_background_text": "#422505"
    }
  },
  "version": "2.0",
  "name": "Downhill Freeride",
  "manifest_version": 2,
  "description": "Beautiful landscape and beautiful sport (speeddial wallpaper for this theme - <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/76a9edf3d651a573ba4c6bc09458caf4ecfde362ec6690a1fedae44b56f5a3c4/https%3A//lh6.googleusercontent.com/-0knQUVJkciQ/Ue-NcrqvHuI/AAAAAAAAABQ/dh4Gy7kvhHE/w1360-h765-no/fr_dh.jpg%29\">https://lh6.googleusercontent.com/-0knQUVJkciQ/Ue-NcrqvHuI/AAAAAAAAABQ/dh4Gy7kvhHE/w1360-h765-no/fr_dh.jpg)</a>."
}