```json
{
  "name": "HustleCab",
  "short_name": "hustlecab",
  "description": "On-Demand Ride-Sharing and Delivery App",
  "start_url": "/",
  "display": "standalone",
  "background_color": "#ffffff",
  "theme_color": "#4caf50",
  "icons": [
    {
      "src": "/icons/icon-192x192.png",
      "sizes": "192x192",
      "type": "image/png"
    },
    {
      "src": "/icons/icon-512x512.png",
      "sizes": "512x512",
      "type": "image/png"
    }
  ],
  "scope": "/",
  "categories": ["Transportation", "Delivery"],
  "dir": "ltr",
  "lang": "en-US",
  "orientation": "any",
  "shortcuts": [
    {
      "name": "Quick Ride",
      "short_name": "Quick",
      "description": "Quickly request a ride",
      "url": "/quick-ride",
      "icons": [
        {
          "src": "/icons/quick-ride.png",
          "sizes": "192x192",
          "type": "image/png"
        }
      ]
    },
    {
      "name": "Express Delivery",
      "short_name": "Express",
      "description": "Swift on-demand delivery service",
      "url": "/express-delivery",
      "icons": [
        {
          "src": "/icons/express-delivery.png",
          "sizes": "192x192",
          "type": "image/png"
        }
      ]
    }
  ],
  "custom_elements": [
    {
      "name": "ride-counter",
      "content": "3"
    },
    {
      "name": "delivery-counter",
      "content": "5"
    }
  ],
  "screenshots": [
    {
      "src": "/screenshots/screenshot1.png",
      "sizes": "1280x720",
      "type": "image/png"
    },
    {
      "src": "/screenshots/screenshot2.png",
      "sizes": "1280x720",
      "type": "image/png"
    }
  ],
  "gcm_sender_id": "your-gcm-sender-id",
  "gcm_user_visible_only": true,
  "permissions": [
    "geolocation",
    "notifications"
  ],
  "serviceworker": {
    "src": "/service-worker.js",
    "scope": "/",
    "use_cache_storage": true,
    "use_cache_system": true
  }
}
```