{"agent_type":"callsign_analysis","ai_model":null,"ai_pass":false,"ai_provider":null,"completed_at":"2026-06-25T03:01:46.415416+00:00","duration_seconds":4.5e-05,"id":301520,"input_summary":"chars=1 node=683211","metadata":{},"output_summary":"candidates=0 calls=","recording_id":3970,"started_at":"2026-06-25T03:01:46.415371+00:00","status":"completed","step_name":"callsign.regex_extract","transcription_id":3970}