{
  "name": "Signal",
  "short_name": "Signal",
  "start_url": "/",
  "display": "standalone",
  "theme_color": "#ffffff",
  "background_color": "#ffffff",
  "orientation": "portrait-primary",
  "icons": [
    {
        "purpose":"any",
        "src": "/favicon/android-chrome-512x512.png",
        "sizes":"512x512",
        "type":"image/png"
    }
  ]
}