{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-28T15:09:43.569948+00:00","duration_seconds":1.764349,"id":2918221,"input_summary":"chars=23 node=683211","metadata":{"llm_candidates":[{"callsign":"KZ5I","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KZ5I","recording_id":275748,"started_at":"2026-08-28T15:09:41.805599+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":260730}