{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T07:22:57.011832+00:00","duration_seconds":0.531243,"id":1150017,"input_summary":"chars=156 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KB0MAI","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KB0MAI","recording_id":9838,"started_at":"2026-06-29T07:22:56.480589+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":9839}