{
    "name": "B4J",
    "short_name": "B4J",
    "background_color": "#ffffff",
    "theme_color": "#f2f5ff",
    "icons": [
        {
            "src": "/ico-192.png",
            "type": "image/png",
            "sizes": "192x192"
        },
        {
            "src": "/ico-512.png",
            "type": "image/png",
            "sizes": "512x512"
        }
    ]
}