{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-11T13:38:02.196320+00:00","duration_seconds":2.157325,"id":1596105,"input_summary":"chars=29 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"N7TH","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=N7TH","recording_id":158762,"started_at":"2026-07-11T13:38:00.038995+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":155838}