{"agent_type":"callsign_analysis","ai_model":null,"ai_pass":false,"ai_provider":null,"completed_at":"2026-06-27T17:52:56.275859+00:00","duration_seconds":0.000752,"id":790044,"input_summary":"chars=1224 node=oldsys","metadata":{},"output_summary":"candidates=4 calls=K7PDZ,IN10,TO41,S52","recording_id":52436,"started_at":"2026-06-27T17:52:56.275107+00:00","status":"completed","step_name":"callsign.regex_extract","transcription_id":52437}