{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T13:57:18.098672+00:00","duration_seconds":2.936419,"id":1743204,"input_summary":"chars=226 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KJ7WSL","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KJ7WSL","recording_id":168514,"started_at":"2026-07-16T13:57:15.162253+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":164473}