Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHVDWhu1HcdfjWfIhSNJy9yCG8lqhLxT+/gT3YCJgEU6EJHvJiPlwdON5E+… (1,748 chars)"
  }
}