{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-25T17:30:21.225248+00:00","duration_seconds":2.270549,"id":2851268,"input_summary":"chars=718 node=683211","metadata":{"llm_candidates":[{"callsign":"KK7IJZ","confidence":0.78},{"callsign":"KM7FRW","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7IJZ,KM7FRW","recording_id":268720,"started_at":"2026-08-25T17:30:18.954699+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":254408}