{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T02:33:00.557935+00:00","duration_seconds":0.920343,"id":298024,"input_summary":"chars=709 node=683211","metadata":{"llm_candidates":[{"callsign":"N3NTV","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=2 calls=N3NTV","recording_id":4655,"started_at":"2026-06-25T02:32:59.637592+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":4652}