{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-11T15:18:17.325009+00:00","duration_seconds":1.883076,"id":1599601,"input_summary":"chars=791 node=683211","metadata":{"llm_candidates":[{"callsign":"K0OH","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=K0OH","recording_id":159057,"started_at":"2026-07-11T15:18:15.441933+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":156064}