{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T10:02:50.189328+00:00","duration_seconds":0.953376,"id":493998,"input_summary":"chars=594 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=1 merged=1 calls=KK7NQN","recording_id":91442,"started_at":"2026-06-26T10:02:49.235952+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":91443}