{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T11:15:20.101219+00:00","duration_seconds":0.669003,"id":980968,"input_summary":"chars=595 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KC7YFE","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=KC7YFE","recording_id":33451,"started_at":"2026-06-28T11:15:19.432216+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":33452}