{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-12T13:55:29.356985+00:00","duration_seconds":6.317951,"id":2550366,"input_summary":"chars=777 node=683210","metadata":{"llm_candidates":[{"callsign":"KE2AJO","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KE2AJO","recording_id":235871,"started_at":"2026-08-12T13:55:23.039034+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":224745}