{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T19:38:22.016564+00:00","duration_seconds":1.678005,"id":1804932,"input_summary":"chars=14 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7UWQ","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K7UWQ","recording_id":172829,"started_at":"2026-07-17T19:38:20.338559+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":168348}