Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDARONaTVkdbT0BmwXSu3kEZCfQ3+aSbbmPp4ZewH8gYAYJGVYQcLe0z7ej… (1,748 chars)"
  }
}