{"agent_type":"transcription_agent","ai_model":"base.en","ai_pass":true,"ai_provider":"whisper","completed_at":"2026-07-13T03:38:41.352549+00:00","duration_seconds":2.291836,"id":1643537,"input_summary":"audio_file=/var/spool/asterisk/monitor/asl/chunks/683210/2026071303033872_000060_0060.wav","metadata":{"device":"cuda","language":"en"},"output_summary":"chars=779 confidence=0.92 processing_time=2.24s","recording_id":162103,"started_at":"2026-07-13T03:38:39.060713+00:00","status":"completed","step_name":"transcription.whisper","transcription_id":158863}