{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-30T20:47:20.440467+00:00","duration_seconds":0.725819,"id":1247242,"input_summary":"chars=373 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7NPK","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=K7NPK","recording_id":134276,"started_at":"2026-06-30T20:47:19.714648+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":133681}