{"agent_type":"callsign_analysis","ai_model":null,"ai_pass":false,"ai_provider":null,"completed_at":"2026-07-06T01:42:59.290942+00:00","duration_seconds":0.002622,"id":1412949,"input_summary":"chars=147 node=683211","metadata":{},"output_summary":"candidates=2 calls=M4HD,R4XC","recording_id":146183,"started_at":"2026-07-06T01:42:59.288320+00:00","status":"completed","step_name":"callsign.regex_extract","transcription_id":144409}