{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T03:32:18.483736+00:00","duration_seconds":0.990873,"id":305257,"input_summary":"chars=811 node=683211","metadata":{"llm_candidates":[{"callsign":"KC2PK2","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=KC2PK2","recording_id":3530,"started_at":"2026-06-25T03:32:17.492863+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":3530}