{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-21T14:04:29.144613+00:00","duration_seconds":1.835166,"id":2752125,"input_summary":"chars=273 node=683211","metadata":{"llm_candidates":[{"callsign":"KJ5KES","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KJ5KES","recording_id":257930,"started_at":"2026-08-21T14:04:27.309447+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":244642}