{
    "name": "Share to palette",
    "short_name": "Palette",
    "start_url": "/",
    "display": "standalone",
    "background_color": "#ffffff",
    "theme_color": "#000000",
    "icons": [
      {
        "src": "brand/icon-192.png",
        "sizes": "192x192",
        "type": "image/png"
      }
    ],
    "share_target": {
      "action": "/share",
      "method": "POST",
      "enctype": "application/x-www-form-urlencoded",
      "params": {
        "title": "title",
        "text": "text",
        "url": "url"
      }
    }
  }