Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQG5WsASdtRh74+KKnNUbN8JMX2CrNJVvA5G/+1jNauF4UPi+gA9AOOiEYgH… (1,748 chars)"
  }
}