{"agent_type":"callsign_analysis","ai_model":null,"ai_pass":false,"ai_provider":null,"completed_at":"2026-06-26T04:21:19.573470+00:00","duration_seconds":0.002878,"id":453965,"input_summary":"chars=1977 node=oldsys","metadata":{},"output_summary":"candidates=1 calls=S39","recording_id":88545,"started_at":"2026-06-26T04:21:19.570592+00:00","status":"completed","step_name":"callsign.regex_extract","transcription_id":88546}