{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-10T11:51:49.793914+00:00","duration_seconds":1.774103,"id":1558419,"input_summary":"chars=733 node=683210","metadata":{"llm_candidates":[{"callsign":"KV2UDB","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KV2UDB","recording_id":156211,"started_at":"2026-07-10T11:51:48.019811+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":153470}