{"agent_type":"callsign_analysis","ai_model":null,"ai_pass":false,"ai_provider":null,"completed_at":"2026-06-27T06:23:45.232500+00:00","duration_seconds":0.003995,"id":600348,"input_summary":"chars=2742 node=oldsys","metadata":{},"output_summary":"candidates=2 calls=FT500D,RE64","recording_id":74401,"started_at":"2026-06-27T06:23:45.228505+00:00","status":"completed","step_name":"callsign.regex_extract","transcription_id":74402}