{
"name": "BCall",
"short_name": "Bcall",
"start_url": "/",
"display": "standalone",
"background_color": "#ffffff",
"theme_color": "#1a73e8",
    "icons": [{
    "src": "/static/android-chrome-192x192.png",
    "sizes": "192x192",
    "type": "image/png"
    }, 
    {
    "src": "/static/android-chrome-512x512.png",
    "sizes": "64x64",
    "type" : "image/png"
    }]
}