Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDZwz4wE/rx3lxzHQNgOq3mkP2SOuKq18vQ9Pl3qDEvhFyN21eujqN7qS/u… (1,748 chars)"
  }
}