{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T02:30:00.561882+00:00","duration_seconds":2.414127,"id":1776712,"input_summary":"chars=640 node=683210","metadata":{"llm_candidates":[{"callsign":"KJ7QMP","confidence":0.78},{"callsign":"K4CUP","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KJ7QMP,K4CUP","recording_id":170890,"started_at":"2026-07-17T02:29:58.147755+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":166596}