Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAPpkPhp6+4o1B5fQgJGL7GyAtb7Z7jKM+yISXgFZOYISTkrXVKYVJI1cEp… (1,748 chars)"
  }
}