Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAA4ZxA2XSS8Yy9Zs6IlRrNsl60wMU/+YKUJwdrDPA5M2EJE1f3qZ19Ly2c… (844 chars)"
  }
}