{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T15:21:34.495472+00:00","duration_seconds":4.119168,"id":378520,"input_summary":"chars=629 node=683211","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=KK7NQN","recording_id":3215,"started_at":"2026-06-25T15:21:30.376304+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":3215}