{"agent_type":"callsign_analysis","ai_model":null,"ai_pass":false,"ai_provider":null,"completed_at":"2026-06-27T04:28:03.757848+00:00","duration_seconds":0.002616,"id":589795,"input_summary":"chars=1375 node=oldsys","metadata":{},"output_summary":"candidates=4 calls=KK7IJZ,VO1UKZ,OF146,IS9A","recording_id":75328,"started_at":"2026-06-27T04:28:03.755232+00:00","status":"completed","step_name":"callsign.regex_extract","transcription_id":75329}