{
    "short_name": "",
    "name": "",
    "icons": [{
        "src": "favicon.ico",
        "type": "image/x-icon",
        "sizes": "192x192"
    }],
    "start_url": "/?utm_source=homescreen",
    "background_color": "#fafafa",
    "theme_color": "#fafafa"
}