Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAGZK7WB7hwv8JZeQH5+0IEf2e3BXbtusQFGsMrJ87XsGK3k/qBUwIoawK8… (1,748 chars)"
  }
}