{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-25T03:43:55.356671+00:00","duration_seconds":3.532442,"id":2838565,"input_summary":"chars=540 node=66296","metadata":{"llm_candidates":[{"callsign":"K9BDZ","confidence":0.78},{"callsign":"K9BDC","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=K9BDZ,K9BDC","recording_id":267319,"started_at":"2026-08-25T03:43:51.824229+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":253135}