Examine source code of Mz Aurora

{
  "theme": {
    "images": {
      "theme_frame": "Aurora.png"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Mz Aurora",
  "manifest_version": 2,
  "description": "Mozilla Aurora logo\n<a href=\"https://outgoing.prod.mozaws.net/v1/cf1cdfb73026d5b1fd5b37c1d0beeef01596145ea274d324fadb0b8d33377526/http%3A//ftp.mozilla.org/pub/mozilla.org/firefox/nightly/latest-mozilla-aurora/\" rel=\"nofollow\">http://ftp.mozilla.org/pub/mozilla.org/firefox/nightly/latest-mozilla-aurora/</a>\n\nMozilla Aurora logo is a trademark of the Mozilla Foundation. All rights reserved."
}