{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-16T18:18:28.145617+00:00","duration_seconds":1.945548,"id":2639720,"input_summary":"chars=190 node=683210","metadata":{"llm_candidates":[{"callsign":"KI6TC","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KI6TC","recording_id":245752,"started_at":"2026-08-16T18:18:26.200069+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":233643}