{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T02:59:49.583503+00:00","duration_seconds":0.606784,"id":1115153,"input_summary":"chars=1629 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7IGZ","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=KK7IGZ","recording_id":13430,"started_at":"2026-06-29T02:59:48.976719+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":13431}