Examine source code of Forgotten Hope 2 Logo

{
  "theme": {
    "images": {
      "theme_frame": "fh2firefoxpersonaheader.png"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#000"
    }
  },
  "version": "2.0",
  "name": "Forgotten Hope 2 Logo",
  "manifest_version": 2,
  "description": "Forgotten Hope 2 Logo\n<a href=\"https://outgoing.prod.mozaws.net/v1/b2876bceabf58260862fff5317980019d1006dd4de30dd1b5e1583dd53e70abb/http%3A//fhmod.org\" rel=\"nofollow\">fhmod.org</a>"
}