{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T00:34:26.945601+00:00","duration_seconds":0.630836,"id":887502,"input_summary":"chars=1499 node=oldsys","metadata":{"llm_candidates":[{"callsign":"K7NO","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=K7NO","recording_id":43291,"started_at":"2026-06-28T00:34:26.314765+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":43292}