{"agent_type":"callsign_analysis","ai_model":null,"ai_pass":false,"ai_provider":null,"completed_at":"2026-06-25T03:02:29.657613+00:00","duration_seconds":0.000459,"id":301582,"input_summary":"chars=763 node=66296","metadata":{},"output_summary":"candidates=1 calls=WV7J","recording_id":4257,"started_at":"2026-06-25T03:02:29.657154+00:00","status":"completed","step_name":"callsign.regex_extract","transcription_id":4257}