{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-25T17:31:47.346608+00:00","duration_seconds":2.14059,"id":2851418,"input_summary":"chars=238 node=683211","metadata":{"llm_candidates":[{"callsign":"KI7UEF","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KI7UEF","recording_id":268749,"started_at":"2026-08-25T17:31:45.206018+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":254436}