{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T05:25:33.542064+00:00","duration_seconds":3.489697,"id":594587,"input_summary":"chars=748 node=683211","metadata":{"llm_candidates":[{"callsign":"K8YFR","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=K8YFR","recording_id":125742,"started_at":"2026-06-27T05:25:30.052367+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":125742}