Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDvy5oMxzdyPOv6pmwpEntFJqp5dDZgWA5qwMFxmw/qUQ1DKaeGObv8Xtyf… (1,748 chars)"
  }
}