{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-11T17:32:20.591806+00:00","duration_seconds":2.020102,"id":1606033,"input_summary":"chars=734 node=66296","metadata":{"llm_candidates":[{"callsign":"KI7ZEU","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KI7ZEU","recording_id":159575,"started_at":"2026-07-11T17:32:18.571704+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":156522}