Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBKgvrbkpxoCJhWOaCMpFMvNw3zftq6Y+t6lS5jbwz3vlaLg9RvUeHgcn8J… (1,748 chars)"
  }
}