{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-20T02:18:01.452636+00:00","duration_seconds":2.246003,"id":2720160,"input_summary":"chars=81 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KF7DT","confidence":0.78},{"callsign":"N7WW","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KF7DT,N7WW","recording_id":254548,"started_at":"2026-08-20T02:17:59.206633+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":241528}