{"agent_type":"callsign_analysis","ai_model":null,"ai_pass":false,"ai_provider":null,"completed_at":"2026-08-19T00:03:56.582779+00:00","duration_seconds":0.00977,"id":2695818,"input_summary":"chars=618 node=683210","metadata":{},"output_summary":"candidates=1 calls=K4A","recording_id":251910,"started_at":"2026-08-19T00:03:56.573009+00:00","status":"completed","step_name":"callsign.regex_extract","transcription_id":239168}