Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEBsP7TzZPVaPxOfUmdst6zv1nfWAqlGmZfZzwVYIWXlwLCzOvuFAg8Y5hq… (1,748 chars)"
  }
}