{ "name": "ttdictionary", "short_name": "ttdictionary", "start_url": "/", "display": "browser", "background_color": "#f7f5ef", "theme_color": "#1f6f5f",
  "icons": [ { "src": "/icons/icon-192.png", "sizes": "192x192", "type": "image/png" }, { "src": "/icons/icon-512.png", "sizes": "512x512", "type": "image/png" } ] }