{"message":"AIaaS Finance Platform API","version":"2.0.0","status":"active","architecture":"Unified FastAPI (Phase 2B)","endpoints":{"data_ingestion":"/data_ingestion","ai_calling":"/ai_calling","health":"/ai_calling/health","webhooks":"/webhooks/voicebot, /webhooks/event","websocket":"wss://<host>/socket/voicebot"}}