{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T12:18:01.709458+00:00","duration_seconds":1.804609,"id":1826504,"input_summary":"chars=652 node=683211","metadata":{"llm_candidates":[{"callsign":"KB0MAI","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KB0MAI","recording_id":174258,"started_at":"2026-07-18T12:17:59.904849+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":169684}