{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-30T20:48:20.352631+00:00","duration_seconds":1.471669,"id":1247281,"input_summary":"chars=473 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KK7NDK","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=KK7NDK","recording_id":134277,"started_at":"2026-06-30T20:48:18.880962+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":133682}