{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T05:07:53.308758+00:00","duration_seconds":1.752654,"id":1824172,"input_summary":"chars=540 node=683211","metadata":{"llm_candidates":[{"callsign":"KI6WPK","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KI6WPK","recording_id":174136,"started_at":"2026-07-18T05:07:51.556104+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":169566}