{"agent_type":"callsign_analysis","ai_model":null,"ai_pass":false,"ai_provider":null,"completed_at":"2026-07-18T10:20:04.873284+00:00","duration_seconds":0.000275,"id":1826106,"input_summary":"chars=4 node=SDR9494","metadata":{},"output_summary":"candidates=1 calls=KJ7Z","recording_id":174221,"started_at":"2026-07-18T10:20:04.873009+00:00","status":"completed","step_name":"callsign.regex_extract","transcription_id":169647}