{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T02:52:41.631020+00:00","duration_seconds":1.385655,"id":1521029,"input_summary":"chars=778 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KK7VRS","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KK7VRS","recording_id":153708,"started_at":"2026-07-09T02:52:40.245365+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":151162}