{
  "name": "My Progressive Web Application",
  "short_name": "Progressive",
  "start_url": "/?home=true",
  "icons": [
    {
      "src": "launcher-icon-1x.png",
      "type": "image/png",
      "sizes": "48x48"
    },
    {
      "src": "launcher-icon-2x.png",
      "type": "image/png",
      "sizes": "96x96"
    },
    {
      "src": "launcher-icon-4x.png",
      "type": "image/png",
      "sizes": "192x192"
    }
  ],
  "theme_color": "#000000",
  "background_color": "#FFFFFF",
  "display": "fullscreen",
  "orientation": "portrait",
   "//": "Some browsers will use this to enable push notifications.",
  "//": "It is the same for all projects, this is not your project's sender ID",
  "gcm_sender_id": "103953800507"
}