{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-08T09:18:06.604096+00:00","duration_seconds":0.759692,"id":1496301,"input_summary":"chars=561 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KP7JRJ","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KP7JRJ","recording_id":151999,"started_at":"2026-07-08T09:18:05.844404+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":149624}