Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAoSTx9kpde7RTw9YlGU0YlOUU4CtlUeS8KzJRLmUBg+DlOv6JINs7f71I/… (1,748 chars)"
  }
}