{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T14:11:21.512825+00:00","duration_seconds":0.549458,"id":1009209,"input_summary":"chars=85 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7Z","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KK7Z","recording_id":30359,"started_at":"2026-06-28T14:11:20.963367+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":30360}