{"agent_type":"callsign_analysis","ai_model":null,"ai_pass":false,"ai_provider":null,"completed_at":"2026-07-03T01:51:19.895066+00:00","duration_seconds":0.003663,"id":1311868,"input_summary":"chars=219 node=683210","metadata":{},"output_summary":"candidates=2 calls=K4CUP,KO4LU","recording_id":139146,"started_at":"2026-07-03T01:51:19.891403+00:00","status":"completed","step_name":"callsign.regex_extract","transcription_id":137979}