Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGpx0DCh/whBUZhM9ZsyUjNEKtw6wU8Yq4jqHEVzcuiwCYuHdDxjc/7OeZ0… (1,748 chars)"
  }
}