{
    "lang": "fr",
    "prefer_related_applications": true,
    "theme_color": "",
    "background_color": "",
    "theme_color": "",
    "display": "standalone",
    "scope": "/",
    "start_url": "/",
    "name": "",
    "short_name": "",
    "description": "",
    "icons": [
        {
            "src": "",
            "sizes": "192x192",
            "type": "image/png"
        },
        {
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            "sizes": "256x256",
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        },
        {
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            "sizes": "384x384",
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        },
        {
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            "sizes": "512x512",
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        }
    ]
}