{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T03:57:59.844148+00:00","duration_seconds":0.854268,"id":1122465,"input_summary":"chars=293 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KC2PKG","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KC2PKG","recording_id":18540,"started_at":"2026-06-29T03:57:58.989880+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":18541}