{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T10:27:47.555213+00:00","duration_seconds":2.010205,"id":1459644,"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":149393,"started_at":"2026-07-07T10:27:45.545008+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":147319}