{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T22:34:55.918374+00:00","duration_seconds":6.74768,"id":1449552,"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":148677,"started_at":"2026-07-06T22:34:49.170694+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":146695}