{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-18T17:00:45.504619+00:00","duration_seconds":1.679428,"id":2687680,"input_summary":"chars=640 node=683210","metadata":{"llm_candidates":[{"callsign":"KI6TC","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KI6TC","recording_id":251044,"started_at":"2026-08-18T17:00:43.825191+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":238379}