{ "background_color": "#ffffff", "display": "standalone", "icons": [ { "sizes": "192x192", "src": "/android-chrome-192x192.png", "type": "image/png" }, { "sizes": "512x512", "src": "/android-chrome-512x512.png", "type": "image/png" } ], "name": "", "short_name": "", "theme_color": "#ffffff" }