{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-04T12:39:20.939020+00:00","duration_seconds":1.612611,"id":1359462,"input_summary":"chars=28 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"NT7H","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=NT7H","recording_id":142477,"started_at":"2026-07-04T12:39:19.326409+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":141025}