{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T21:07:19.107712+00:00","duration_seconds":0.524697,"id":1067666,"input_summary":"chars=1681 node=oldsys","metadata":{"llm_candidates":[{"callsign":"N3NTV","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=N3NTV","recording_id":24323,"started_at":"2026-06-28T21:07:18.583015+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":24324}