{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T02:29:08.773931+00:00","duration_seconds":0.48763,"id":1776590,"input_summary":"chars=822 node=683210","metadata":{"llm_candidates":[{"callsign":"K4CUP","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K4CUP","recording_id":170882,"started_at":"2026-07-17T02:29:08.286301+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":166588}