Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAN6mjXUZIwU7AvNHrUZHiL3fJjH2BQNPrrTQWAyh87sEFiw8BcnK6r8LWK… (1,748 chars)"
  }
}