{
   "name": "London Gases",
   "short_name": "London Gases",
   "description": "Calor Gas, Coal and Log Delivery in London",
   "background_color": "#FFFFFF",
   "theme_color": "#13213D",
   "display": "standalone",
   "start_url": "/?source=homescreen",
   "icons": [
      { "src": "/icon-192.png", "type": "image/png", "sizes": "192x192" },
      { "src": "/icon-512.png", "type": "image/png", "sizes": "512x512" }
   ]
}