Examine source code of Unlocked.com

{
  "theme": {
    "images": {
      "theme_frame": "header1.png"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Unlocked.com",
  "manifest_version": 2,
  "description": "Thema do site <a href=\"https://outgoing.prod.mozaws.net/v1/1f159c70243bcd4e2435fea0c09e06b6a3fe11309bda47b3ad8c54cbabc5e9b7/http%3A//unlocked.com.br\" rel=\"nofollow\">unlocked.com.br</a>"
}