{
    "short_name": "@short_name",    
    "name": "@name",
    "icons": [
    {
        "src": "@icon96",
        "type": "image/png",
        "sizes": "96x96"
    },
    {
        "src": "@icon144",
        "type": "image/png",
        "sizes": "144x144"
    }
       ],
    "display": "standalone",
    "background_color":"@background_color",
    "start_url": "@start_url"
}