{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-20T05:20:35.965445+00:00","duration_seconds":2.400325,"id":2722315,"input_summary":"chars=698 node=683211","metadata":{"llm_candidates":[{"callsign":"K7H8A","confidence":0.78},{"callsign":"WQ7H","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=K7H8A,WQ7H","recording_id":254794,"started_at":"2026-08-20T05:20:33.565120+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":241766}