Examine source code of Soncheval Vinci

{
  "theme": {
    "images": {
      "theme_frame": "FFsoncheval.jpg"
    },
    "colors": {
      "frame": "#e3e6b5",
      "tab_background_text": "#e3e6b5"
    }
  },
  "version": "2.0",
  "name": "Soncheval Vinci",
  "manifest_version": 2,
  "description": "Vinci horse, Vinci cheval pour <a href=\"https://outgoing.prod.mozaws.net/v1/9ebb092bddec34896dcd7605a6d47652cbd2f93c5c1e00986e4017580b2ef8ed/http%3A//www.soncheval.com\" rel=\"nofollow\">www.soncheval.com</a>"
}