{"agent_type":"callsign_analysis","ai_model":null,"ai_pass":false,"ai_provider":null,"completed_at":"2026-06-27T15:15:20.821373+00:00","duration_seconds":0.000111,"id":729857,"input_summary":"chars=4 node=oldsys","metadata":{},"output_summary":"candidates=1 calls=U2C","recording_id":59137,"started_at":"2026-06-27T15:15:20.821262+00:00","status":"completed","step_name":"callsign.regex_extract","transcription_id":59138}