{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-25T14:45:42.841466+00:00","duration_seconds":1.745191,"id":2847237,"input_summary":"chars=526 node=683211","metadata":{"llm_candidates":[{"callsign":"KB9NSK","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KB9NSK","recording_id":268185,"started_at":"2026-08-25T14:45:41.096275+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":253932}