{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T18:04:45.754722+00:00","duration_seconds":1.844902,"id":1836342,"input_summary":"chars=661 node=683210","metadata":{"llm_candidates":[{"callsign":"KA5UCL","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KA5UCL","recording_id":174995,"started_at":"2026-07-18T18:04:43.909820+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170302}