{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-01T12:16:13.535058+00:00","duration_seconds":9.267882,"id":1260592,"input_summary":"chars=555 node=683210","metadata":{"llm_candidates":[{"callsign":"W2RBC","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=W2RBC","recording_id":135291,"started_at":"2026-07-01T12:16:04.267176+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":134552}