{"agent_type":"callsign_analysis","ai_model":null,"ai_pass":false,"ai_provider":null,"completed_at":"2026-07-18T12:58:54.840740+00:00","duration_seconds":0.014225,"id":1827156,"input_summary":"chars=985 node=683211","metadata":{},"output_summary":"candidates=2 calls=BF4ITS,AT4O","recording_id":174289,"started_at":"2026-07-18T12:58:54.826515+00:00","status":"completed","step_name":"callsign.regex_extract","transcription_id":169715}