{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-28T20:20:07.591914+00:00","duration_seconds":1.918045,"id":2924132,"input_summary":"chars=817 node=66296","metadata":{"llm_candidates":[{"callsign":"KC3TBC","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KC3TBC","recording_id":276476,"started_at":"2026-08-28T20:20:05.673869+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":261370}