{"agent_type":"callsign_analysis","ai_model":null,"ai_pass":false,"ai_provider":null,"completed_at":"2026-06-29T03:58:46.243564+00:00","duration_seconds":0.008213,"id":1122549,"input_summary":"chars=1554 node=oldsys","metadata":{},"output_summary":"candidates=2 calls=KJ7NUW,AT1OF","recording_id":18355,"started_at":"2026-06-29T03:58:46.235351+00:00","status":"completed","step_name":"callsign.regex_extract","transcription_id":18356}