{echo   "name": "Open Solo Web Engine",echo   "short_name": "SoloUpdater",echo   "description": "Web Utility for 3DR Solo Copter & Controller Firmware Maintenance",echo   "start_url": "/",echo   "display": "standalone",echo   "background_color": "#0f172a",echo   "theme_color": "#f59e0b",echo   "orientation": "portrait-primary",echo   "icons": [echo     {echo       "src": "https://icons8.com",echo       "type": "image/png",echo       "sizes": "192x192"echo     }echo   ]echo }