Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCE4CYL7RgT4qOJdiB7AhCuWRkcWnZFvKDxXyo4/dxBY2Fef5l1fadb1+T6… (1,748 chars)"
  }
}