Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCb0YD7VHXME1r+RK7Ip5msgpn1qjz7fHt/7qWgwI+wjFwFrAnaaVa8AleU… (844 chars)"
  }
}