{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T21:40:19.335956+00:00","duration_seconds":1.509509,"id":410236,"input_summary":"chars=149 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=KK7NQN","recording_id":93519,"started_at":"2026-06-25T21:40:17.826447+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":93520}