Examine source code of Crimson Note

{
  "theme": {
    "images": {
      "theme_frame": "Crimson01header.jpg"
    },
    "colors": {
      "frame": "#080e75",
      "tab_background_text": "#6e0606"
    }
  },
  "version": "2.0",
  "name": "Crimson Note",
  "manifest_version": 2,
  "description": "Crimson Note ... Musician. \n<a href=\"https://outgoing.prod.mozaws.net/v1/7e362b65e67ba882c85cc6104d812ecae2ccc94063e8549d1500858a47a5fa9c/http%3A//www.youtube.com/jsilke\" rel=\"nofollow\">www.youtube.com/jsilke</a>"
}