Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQATxe45ZfVqY76T1QJe5x7Wrnswh4EZ6p/qqfzOzQS5unvvd0JC8RhAWD0I… (1,748 chars)"
  }
}