{"agent_type":"callsign_analysis","ai_model":null,"ai_pass":false,"ai_provider":null,"completed_at":"2026-07-18T23:51:15.252409+00:00","duration_seconds":0.004454,"id":1843346,"input_summary":"chars=871 node=683210","metadata":{},"output_summary":"candidates=2 calls=KO4LL,KM5Y","recording_id":175484,"started_at":"2026-07-18T23:51:15.247955+00:00","status":"completed","step_name":"callsign.regex_extract","transcription_id":170717}