{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T04:28:30.609422+00:00","duration_seconds":1.6099,"id":589847,"input_summary":"chars=91 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=2 calls=KK7NQN","recording_id":75499,"started_at":"2026-06-27T04:28:28.999522+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":75500}