{"agent_type":"transcription_agent","ai_model":"base.en","ai_pass":true,"ai_provider":"whisper","completed_at":"2026-07-18T01:02:01.741626+00:00","duration_seconds":2.547935,"id":1818362,"input_summary":"audio_file=/var/spool/asterisk/monitor/asl/chunks/683210/2026071800295418_000720_0060.wav","metadata":{"device":"cuda","language":"en"},"output_summary":"chars=691 confidence=0.84 processing_time=2.48s","recording_id":173747,"started_at":"2026-07-18T01:01:59.193691+00:00","status":"completed","step_name":"transcription.whisper","transcription_id":169218}