{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T03:54:47.635213+00:00","duration_seconds":0.956774,"id":451184,"input_summary":"chars=60 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=1 merged=1 calls=KK7NQN","recording_id":88837,"started_at":"2026-06-26T03:54:46.678439+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":88838}