{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-04T17:34:52.059530+00:00","duration_seconds":2.783132,"id":1370721,"input_summary":"chars=426 node=683210","metadata":{"llm_candidates":[{"callsign":"KA6UAI","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KA6UAI","recording_id":143399,"started_at":"2026-07-04T17:34:49.276398+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":141801}