Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDILPpr5Z5uIayfDFPqB3Ge2oBzAh+yRgIy//DNoKFg6n7jKH5c15xnxFAw… (1,748 chars)"
  }
}