{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-11T07:00:21.681036+00:00","duration_seconds":2.518604,"id":1593389,"input_summary":"chars=571 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"N7CVN","confidence":0.78},{"callsign":"U7XI","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=N7CVN,U7XI","recording_id":158587,"started_at":"2026-07-11T07:00:19.162432+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":155684}