{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-25T08:24:23.922839+00:00","duration_seconds":7.141689,"id":2842718,"input_summary":"chars=729 node=683211","metadata":{"llm_candidates":[{"callsign":"KT6UOC","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KT6UOC","recording_id":267741,"started_at":"2026-08-25T08:24:16.781150+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":253544}