{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T02:30:16.103218+00:00","duration_seconds":2.309512,"id":1820867,"input_summary":"chars=739 node=683210","metadata":{"llm_candidates":[{"callsign":"KL7FR","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KL7FR","recording_id":173892,"started_at":"2026-07-18T02:30:13.793706+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":169346}