Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFdwxCqDc0DS7IrU4dA0VB+B+xPd6XkK7h2jGPiGdeALlMYRP+Z3VYIMwg8… (1,748 chars)"
  }
}