{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-06T11:28:46.676220+00:00","duration_seconds":2.251517,"id":2414213,"input_summary":"chars=614 node=683210","metadata":{"llm_candidates":[{"callsign":"KM4WZD","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KM4WZD","recording_id":221204,"started_at":"2026-08-06T11:28:44.424703+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":211656}