Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDNIBDi7giw/2FwpZAWqQCWe2YMtlGXSTUkp27mYZgDzw+5Ns9y1Z1WN4HB… (1,748 chars)"
  }
}