{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-25T22:34:25.963502+00:00","duration_seconds":6.766237,"id":2857602,"input_summary":"chars=56 node=683211","metadata":{"llm_candidates":[{"callsign":"KI4LZR","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KI4LZR","recording_id":269335,"started_at":"2026-08-25T22:34:19.197265+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":254988}