{"agent_type":"transcription_agent","ai_model":"base.en","ai_pass":true,"ai_provider":"whisper","completed_at":"2026-08-30T18:53:14.292939+00:00","duration_seconds":1.982121,"id":2973550,"input_summary":"audio_file=/var/spool/asterisk/monitor/asl/chunks/683210/2026083017110169_000000_0060.wav","metadata":{"device":"cuda","language":"en"},"output_summary":"chars=505 confidence=0.84 processing_time=1.75s","recording_id":281749,"started_at":"2026-08-30T18:53:12.310818+00:00","status":"completed","step_name":"transcription.whisper","transcription_id":266079}