{"engine":"Gateway NX High-Security UPI Engine","version":"2.0.0","port":"4320","host":"0.0.0.0","status":"ONLINE","baseUrl":"https://nxpay.site","dbState":"CONNECTED","merchantSync":"BIDIRECTIONAL (NX Club)","adminConsole":"https://nxpay.site/admin","features":["Strict Port 4320 Bind (0.0.0.0)","Admin Auth Protected","Anti-Cheat 12-Digit UTR Unique Lock (409 Conflict)","Forensic 6-Point OCR Screenshot Scanner","12-Minute Expiry Worker & FAILED Webhook Sync","Dual-Status HMAC SHA-256 Webhooks (x-nx-signature)"]}