{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T13:00:01.935029+00:00","duration_seconds":1.532933,"id":1827265,"input_summary":"chars=125 node=683211","metadata":{"llm_candidates":[{"callsign":"KB7PW","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KB7PW","recording_id":174297,"started_at":"2026-07-18T13:00:00.402096+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":169723}