{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T08:14:47.514789+00:00","duration_seconds":1.076236,"id":336759,"input_summary":"chars=878 node=683211","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=1 merged=1 calls=KK7NQN","recording_id":361,"started_at":"2026-06-25T08:14:46.438553+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":361}