{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T11:58:07.114868+00:00","duration_seconds":20.575663,"id":507169,"input_summary":"chars=817 node=683211","metadata":{"llm_candidates":[{"callsign":"KM4QVC","confidence":1.0},{"callsign":"N0B","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=3 calls=KM4QVC,N0B","recording_id":123880,"started_at":"2026-06-26T11:57:46.539205+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":123881}