Examine source code of Griwas

{
  "theme": {
    "images": {
      "theme_frame": "griwas.jpg"
    },
    "colors": {
      "frame": "#050505",
      "tab_background_text": "#0919f0"
    }
  },
  "version": "2.0",
  "name": "Griwas",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/131c458c248c2eec66e8f5606cb97b2d0935d74b70ce984a56152dd799ccebaf/http%3A//www.pro-squad.org\" rel=\"nofollow\">www.pro-squad.org</a>"
}