text: {
  	"name": "Books",
  	"short_name": "Books",
  	"description": "Find books from Google Play Books",
  	"icons": [
  		{
  			"src": "icons/icon-48x48.png",
  			"sizes": "48x48",
  			"type": "image/png"
  		},
  		{
  			"src": "icons/icon-72x72.png",
  			"sizes": "72x72",
  			"type": "image/png"
  		},
  		{
  			"src": "icons/icon-96x96.png",
  			"sizes": "96x96",
  			"type": "image/png"
  		},
  		{
  			"src": "icons/icon-144x144.png",
  			"sizes": "144x144",
  			"type": "image/png"
  		},
  		{
  			"src": "icons/icon-192x192.png",
  			"sizes": "192x192",
  			"type": "image/png"
  		},
  		{
  			"src": "icons/icon-512x512.png",
  			"sizes": "512x512",
  			"type": "image/png"
  		}
  	],
  	"start_url": "index.html",
  	"display": "standalone",
  	"theme_color": "#ffffff",
  	"background_color": "#ffffff"
  }
  