Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHxwm8gkiB6gUme/KIlnfQVJDtbSXjaJiXMCED9bZyS3XUjuTZbe0eSpKjG… (844 chars)"
  }
}