{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T17:25:28.530784+00:00","duration_seconds":1.184772,"id":532586,"input_summary":"chars=2516 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":0.9}]},"output_summary":"ai_candidates=1 merged=2 calls=KK7NQN","recording_id":80485,"started_at":"2026-06-26T17:25:27.346012+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":80486}