Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB/JN/LT8dpjoPtXA2qPYzx4215YkEfTZHXhDv7JhVOvWR5P5j7gqC0CJgA… (1,748 chars)"
  }
}