{"agent_type":"callsign_analysis","ai_model":null,"ai_pass":false,"ai_provider":null,"completed_at":"2026-06-25T02:31:30.790988+00:00","duration_seconds":0.001199,"id":297866,"input_summary":"chars=747 node=683210","metadata":{},"output_summary":"candidates=2 calls=A1937,AT8P","recording_id":4374,"started_at":"2026-06-25T02:31:30.789789+00:00","status":"completed","step_name":"callsign.regex_extract","transcription_id":4374}