{
    "name": "",
    "short_name": "",
    "icons": [
                { "src": "/android-chrome-192x192.png",  "type": "image/png", "sizes": "192x192" },
                { "src": "/android-chrome-512x512.png",  "type": "image/png", "sizes": "512x512" }
            ],
            "theme_color": "#ffffff",
            "background_color": "#ffffff",
            "display": "standalone"
}