{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-28T17:52:30.315205+00:00","duration_seconds":1.718262,"id":2920986,"input_summary":"chars=961 node=683211","metadata":{"llm_candidates":[{"callsign":"WA7AD","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=WA7AD","recording_id":276102,"started_at":"2026-08-28T17:52:28.596943+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":261034}