Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEZQwwhFQZzuG+O6okz2K9cbElz6UZfDgMWGMTd6YXiqgzQ9Nw6+mDF6kfE… (844 chars)"
  }
}