{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-11T19:11:12.602650+00:00","duration_seconds":1.894413,"id":1609466,"input_summary":"chars=799 node=683210","metadata":{"llm_candidates":[{"callsign":"KC7LN","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KC7LN","recording_id":159805,"started_at":"2026-07-11T19:11:10.708237+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":156732}