Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHxwUDUppB19TkgkZ9PX0KiKZWY6wag8r95/Eivu5kLb1+anby/ClTz/kp4… (1,748 chars)"
  }
}