{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T14:28:59.901293+00:00","duration_seconds":0.715113,"id":1744563,"input_summary":"chars=81 node=683210","metadata":{"llm_candidates":[{"callsign":"KI5SQP","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KI5SQP","recording_id":168618,"started_at":"2026-07-16T14:28:59.186180+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":164569}