{"name": "GST_chain",
    "short_name": "HOME",
    "start_url": "index.html",
    "display": "standalone",
    
    "background_color": "#fff",
    "description": "news",
    "icons": [
      {
        "src": "cool.png",
        "sizes": "194x194",
        "type": "image/png"
      }
    ]
  }