{"agent_type":"callsign_analysis","ai_model":null,"ai_pass":false,"ai_provider":null,"completed_at":"2026-07-18T15:46:16.136213+00:00","duration_seconds":0.000367,"id":1831571,"input_summary":"chars=18 node=SDR9494","metadata":{},"output_summary":"candidates=0 calls=","recording_id":174666,"started_at":"2026-07-18T15:46:16.135846+00:00","status":"completed","step_name":"callsign.regex_extract","transcription_id":170001}