{"agent_type":"callsign_analysis","ai_model":null,"ai_pass":false,"ai_provider":null,"completed_at":"2026-07-13T01:55:36.453694+00:00","duration_seconds":0.003651,"id":1639465,"input_summary":"chars=234 node=683210","metadata":{},"output_summary":"candidates=1 calls=TN4LRK","recording_id":161773,"started_at":"2026-07-13T01:55:36.450043+00:00","status":"completed","step_name":"callsign.regex_extract","transcription_id":158568}