{"agent_type":"callsign_analysis","ai_model":null,"ai_pass":false,"ai_provider":null,"completed_at":"2026-06-25T04:28:31.964963+00:00","duration_seconds":0.000452,"id":311722,"input_summary":"chars=762 node=683210","metadata":{},"output_summary":"candidates=1 calls=AT50","recording_id":3129,"started_at":"2026-06-25T04:28:31.964511+00:00","status":"completed","step_name":"callsign.regex_extract","transcription_id":3129}