{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-19T13:48:55.567132+00:00","duration_seconds":3.192064,"id":2706338,"input_summary":"chars=361 node=683211","metadata":{"llm_candidates":[{"callsign":"KC2PKG","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KC2PKG","recording_id":253033,"started_at":"2026-08-19T13:48:52.375068+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":240202}