Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB9mN3NeXW2C2WN8kV/xx9Vd8VPkY7Lwl5zPQTiUr5Mk1k4dwiVZtw7OlKf… (1,748 chars)"
  }
}