{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-11T23:54:18.695512+00:00","duration_seconds":1.760733,"id":2538774,"input_summary":"chars=570 node=683210","metadata":{"llm_candidates":[{"callsign":"K4EWD","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K4EWD","recording_id":234631,"started_at":"2026-08-11T23:54:16.934779+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":223591}