{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T07:52:24.859271+00:00","duration_seconds":0.840838,"id":946443,"input_summary":"chars=405 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7IJZ","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KK7IJZ","recording_id":37556,"started_at":"2026-06-28T07:52:24.018433+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":37557}