{"agent_type":"transcription_agent","ai_model":"base.en","ai_pass":true,"ai_provider":"whisper","completed_at":"2026-08-21T12:15:43.346570+00:00","duration_seconds":1.861054,"id":2749757,"input_summary":"audio_file=/var/spool/asterisk/monitor/asl/chunks/683210/2026082111373260_000780_0060.wav","metadata":{"device":"cuda","language":"en"},"output_summary":"chars=524 confidence=0.87 processing_time=1.76s","recording_id":257612,"started_at":"2026-08-21T12:15:41.485516+00:00","status":"completed","step_name":"transcription.whisper","transcription_id":244358}