{"success":true,"message":"IB Bot API Server","version":"1.0.0","timestamp":"2026-08-14T15:34:19.022Z","endpoints":{"POST /api/check-balance-partner":"Check user balance and partner ID match","POST /api/check-transfer-out":"Check if user has transfer out transactions","GET /api/health":"Health check endpoint"},"documentation":{"authentication":"Required headers: x-api-key, x-signature, x-timestamp","signature":"HMAC-SHA256 of sorted request data with API secret"}}