{"agent_type":"callsign_analysis","ai_model":null,"ai_pass":false,"ai_provider":null,"completed_at":"2026-07-08T01:49:56.655272+00:00","duration_seconds":0.002828,"id":1487529,"input_summary":"chars=494 node=683210","metadata":{},"output_summary":"candidates=1 calls=K4C","recording_id":151416,"started_at":"2026-07-08T01:49:56.652444+00:00","status":"completed","step_name":"callsign.regex_extract","transcription_id":149105}