Examine source code of Lese-Zeichen

{
  "theme": {
    "images": {
      "theme_frame": "PersonasLese-ZeichenKopfV01.jpg"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#000"
    }
  },
  "version": "2.0",
  "name": "Lese-Zeichen",
  "manifest_version": 2,
  "description": "Persona from <a href=\"https://outgoing.prod.mozaws.net/v1/0681014765d8d22a76a76bbfe601f61f88775f25f98b2c7b356c1f1c3d832672/http%3A//www.Lese-Zeichen.com\" rel=\"nofollow\">www.Lese-Zeichen.com</a>"
}