Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAYmbhx7tXUsbXcKAABXSg/S74T6hHefWUv3TueM+QUZiQfS49hpO8Q9Wd2… (1,748 chars)"
  }
}