{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-10T20:23:32.258413+00:00","duration_seconds":7.581702,"id":1577056,"input_summary":"chars=746 node=683211","metadata":{"llm_candidates":[{"callsign":"KK7HLB","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KK7HLB","recording_id":157537,"started_at":"2026-07-10T20:23:24.676711+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":154677}