Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEjmiwXdI5iED3KDUTf9h9m3hONtLZez74ufZ2OBuFGXhj8pKuF9/qRHhJq… (844 chars)"
  }
}