{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T10:16:42.576609+00:00","duration_seconds":0.455316,"id":970569,"input_summary":"chars=407 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK1NO","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=KK1NO","recording_id":34800,"started_at":"2026-06-28T10:16:42.121293+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":34801}