Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQATg7UqJgYLwZUAM+thWCVVKUu4AuNNn6SUOnEh+RLTUA8RNbZ8Am9IKcZm… (1,748 chars)"
  }
}