{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T02:58:19.687186+00:00","duration_seconds":0.487291,"id":1114956,"input_summary":"chars=938 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KC8UJE","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KC8UJE","recording_id":13454,"started_at":"2026-06-29T02:58:19.199895+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":13455}