{"agent_type":"transcription_agent","ai_model":"base.en","ai_pass":true,"ai_provider":"whisper","completed_at":"2026-08-14T13:49:53.766829+00:00","duration_seconds":2.808117,"id":2592817,"input_summary":"audio_file=/var/spool/asterisk/monitor/asl/chunks/683211/2026081413052204_000000_0060.wav","metadata":{"device":"cuda","language":"en"},"output_summary":"chars=847 confidence=0.77 processing_time=2.70s","recording_id":240342,"started_at":"2026-08-14T13:49:50.958712+00:00","status":"completed","step_name":"transcription.whisper","transcription_id":228854}