Examine source code of u.n.k.l.e.

{
  "theme": {
    "images": {
      "theme_frame": "Untitled_image.jpg_copy.jpg"
    },
    "colors": {
      "frame": "#22bfaa",
      "tab_background_text": "#1d39b5"
    }
  },
  "version": "2.0",
  "name": "u.n.k.l.e.",
  "manifest_version": 2
}