{ "name": "Inbox", "short_name": "Inbox", "id": "/", "start_url": "/", "scope": "/", "display": "standalone",
  "background_color": "#0f0f10", "theme_color": "#0f0f10",
  "icons": [{ "src": "/apple-touch-icon.png", "sizes": "180x180", "type": "image/png" },
            { "src": "/icon-512.png", "sizes": "512x512", "type": "image/png", "purpose": "any" }] }