{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T20:05:35.584510+00:00","duration_seconds":2.034128,"id":1544946,"input_summary":"chars=457 node=683211","metadata":{"llm_candidates":[{"callsign":"WU7H","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=WU7H","recording_id":155387,"started_at":"2026-07-09T20:05:33.550382+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":152696}