Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCmc8kbZtvtQggp8KF4ZWHQTEn3MA/h8YT6eJxmjTXvVmw6fLQohDSXCjgY… (1,748 chars)"
  }
}