Examine source code of Gurdian Song

{
  "theme": {
    "images": {
      "theme_frame": "Guardians200cpia.jpg"
    },
    "colors": {
      "frame": "#1cbd0d",
      "tab_background_text": "#4a1212"
    }
  },
  "version": "2.0",
  "name": "Gurdian Song",
  "manifest_version": 2,
  "description": "Gospel"
}