{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T08:21:25.195996+00:00","duration_seconds":0.521974,"id":951040,"input_summary":"chars=107 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KJ7VEU","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KJ7VEU","recording_id":36927,"started_at":"2026-06-28T08:21:24.674022+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":36928}