{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T05:54:02.928987+00:00","duration_seconds":0.492154,"id":1137132,"input_summary":"chars=512 node=oldsys","metadata":{"llm_candidates":[{"callsign":"K4RTV","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K4RTV","recording_id":11338,"started_at":"2026-06-29T05:54:02.436833+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":11339}