{"agent_type":"transcription_agent","ai_model":"base.en","ai_pass":true,"ai_provider":"whisper","completed_at":"2026-07-17T22:19:48.531977+00:00","duration_seconds":3.737085,"id":1812741,"input_summary":"audio_file=/var/spool/asterisk/monitor/asl/chunks/683210/2026071721442834_000000_0036.wav","metadata":{"device":"cuda","language":"en"},"output_summary":"chars=605 confidence=0.49 processing_time=3.67s","recording_id":173367,"started_at":"2026-07-17T22:19:44.794892+00:00","status":"completed","step_name":"transcription.whisper","transcription_id":168875}