Examine source code of LGMC v2

{
  "theme": {
    "images": {
      "theme_frame": "lgmcfox.jpg"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "LGMC v2",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/7805d17ab1b57132548452154613a1376bda1c3271d579d050eb627a8427bcc4/http%3A//www.lgmc.de\" rel=\"nofollow\">www.lgmc.de</a>"
}