{{   "name": "PT SSU Mining Management",   "short_name": "SSU",   "start_url": "/app.html",   "scope": "/",   "display": "standalone",   "background_color": "#0f172a",   "theme_color": "#f59e0b",   "icons": [     {       "src": "/icons/icon-192.png",       "sizes": "192x192",       "type": "image/png"     },     {       "src": "/icons/icon-512.png",       "sizes": "512x512",       "type": "image/png"     }   ] }}