Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEYRryn1T3JFxReb6fBQjKONLEp61Sn0EJKtC/9Y4kfM06yK8htDL1gvdIQ… (844 chars)"
  }
}