{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T20:40:46.288168+00:00","duration_seconds":4.292889,"id":1840443,"input_summary":"chars=23 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"N7H","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=N7H","recording_id":175271,"started_at":"2026-07-18T20:40:41.995279+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170552}