Examine source code of The Who Forever

{
  "theme": {
    "images": {
      "theme_frame": "TheWhoForever.jpg"
    },
    "colors": {
      "frame": "#3003fa",
      "tab_background_text": "#080cf7"
    }
  },
  "version": "2.0",
  "name": "The Who Forever",
  "manifest_version": 2,
  "description": "The Who Forever!"
}