Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB/6Xgo8bYDk9DI2mv4cIssqwKz4xfNCZ0Cvk5iTozz3HUgKJUQvlW60Pwv… (1,748 chars)"
  }
}