{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T03:56:33.696168+00:00","duration_seconds":0.934177,"id":914413,"input_summary":"chars=708 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7IJZ","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KK7IJZ","recording_id":40663,"started_at":"2026-06-28T03:56:32.761991+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":40664}