Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD8u95+9h9YwQ6A5XTaK6TbPyTRVVvK648LjcYDqwaURDLhnvNSpFcCL0v9… (1,748 chars)"
  }
}