Examine source code of Radio Tibia

{
  "theme": {
    "images": {
      "theme_frame": "radiotibia.jpg"
    },
    "colors": {
      "frame": "#140f0f",
      "tab_background_text": "#444444"
    }
  },
  "version": "2.0",
  "name": "Radio Tibia",
  "manifest_version": 2,
  "description": "Agora Tibia tem som"
}