{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-18T03:42:37.005165+00:00","duration_seconds":1.709889,"id":2673095,"input_summary":"chars=298 node=683210","metadata":{"llm_candidates":[{"callsign":"KR4HVQ","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KR4HVQ","recording_id":249454,"started_at":"2026-08-18T03:42:35.295276+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":236948}