{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-10T21:54:17.166489+00:00","duration_seconds":2.126708,"id":1581035,"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":157774,"started_at":"2026-07-10T21:54:15.039781+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":154910}