Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA8Dm5WpfTWjRS8ep7TwJvVGsmcyF25aoar6n67S+8D0EhAzTtWCkCx3Jz/… (1,748 chars)"
  }
}