{"agent_type":"transcription_agent","ai_model":"base.en","ai_pass":true,"ai_provider":"whisper","completed_at":"2026-08-18T20:26:48.902674+00:00","duration_seconds":4.191074,"id":2691422,"input_summary":"audio_file=/var/spool/asterisk/monitor/asl/chunks/683211/2026081819454866_000060_0060.wav","metadata":{"device":"cuda","language":"en"},"output_summary":"chars=1125 confidence=0.59 processing_time=4.10s","recording_id":251472,"started_at":"2026-08-18T20:26:44.711600+00:00","status":"completed","step_name":"transcription.whisper","transcription_id":238786}