{
  "name": "Scan",
  "short_name": "Scan",
  "icons": [{
    "src": "images/heartbeat_splash.png",
      "sizes": "256x256",
      "type": "image/png"
    }],
  "start_url": "index.php",
  "display": "standalone",
  "background_color": "#FFFFFF",
  "theme_color": "#FFFFFF"
}