{"agent_type":"callsign_analysis","ai_model":null,"ai_pass":false,"ai_provider":null,"completed_at":"2026-06-28T05:55:31.439820+00:00","duration_seconds":4.4e-05,"id":929011,"input_summary":"chars=0 node=oldsys","metadata":{},"output_summary":"candidates=0 calls=","recording_id":39001,"started_at":"2026-06-28T05:55:31.439776+00:00","status":"completed","step_name":"callsign.regex_extract","transcription_id":39002}