Examine source code of Jazznyt

{
  "theme": {
    "images": {
      "theme_frame": "jazznytheadmoz.jpg"
    },
    "colors": {
      "frame": "#030303",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Jazznyt",
  "manifest_version": 2,
  "description": "For the fans of <a href=\"https://outgoing.prod.mozaws.net/v1/63a3a8c528eb7e7ea2027bb20116a7a6770db7743b6a8d7e783134a16cb84e84/http%3A//jazznyt.blogspot.com\" rel=\"nofollow\">jazznyt.blogspot.com</a>"
}