Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQB9JmYaj2Vhxd/53xgx1zH79gVI9nxA4QYz5gQ7Ulrjcz51mkof6gVf9j3l… (1,748 chars)"
  }
}