{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T22:40:33.821723+00:00","duration_seconds":0.706854,"id":871084,"input_summary":"chars=1441 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KC7YFE","confidence":0.78},{"callsign":"KC7FMW","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KC7YFE,KC7FMW","recording_id":45160,"started_at":"2026-06-27T22:40:33.114869+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":45161}