Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGE7MiaIzm+5FsJWMdQAUvkLZT8XMdjnW0VLWQHHQKc5V4AVKJ9rso8DlAI… (1,748 chars)"
  }
}