{
 "theme_color": "#f69435",
 "background_color": "#ffffff",
 "name": "Vending",
 "display": "fullscreen",
 "start_url": "/vending/index.php", 
 "icons": [
   {
   "src": "icons/android-icon-192x192.png",
   "sizes": "192x192",
   "type": "image/png"
  },
  {
   "src": "icons/android-icon-256x256.png",
   "sizes": "256x256",
   "type": "image/png"
  },
  {
   "src": "icons/android-icon-384x384.png",
   "sizes": "384x384",
   "type": "image/png"
  },
  {
   "src": "icons/android-icon-512x512.png",
   "sizes": "512x512",
   "type": "image/png"
  }
 ]
}