Examine source code of Empire Advertising

{
  "theme": {
    "images": {
      "theme_frame": "Persona_Header.png"
    },
    "colors": {
      "frame": "#79bacc",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Empire Advertising",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/d1fd2b736faf4a61d7970a8ee0c756aee57ca51138b415039e15d646601d6da4/http%3A//www.empiread.com\" rel=\"nofollow\">www.empiread.com</a>"
}