{
    "name": "",
    "display": "standalone",
    "start_url": ".",
    "id": "index.html",
    "background_color": "#999",
    "theme_color": "#292d3e",
    "icons": [
        {
            "src": "./image/logo-small.png",
            "sizes": "144x144",
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        }
    ]
}