{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-13T15:05:29.814936+00:00","duration_seconds":1.973273,"id":1661173,"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":163218,"started_at":"2026-07-13T15:05:27.841663+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":159923}