{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T02:00:34.002185+00:00","duration_seconds":0.477858,"id":898928,"input_summary":"chars=430 node=oldsys","metadata":{"llm_candidates":[{"callsign":"N7ECV","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=N7ECV","recording_id":41865,"started_at":"2026-06-28T02:00:33.524327+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":41866}