Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAZx0Eg8yXx8CqYaot3RLvhj1ZO+y9i1xkE+h4sfj7LwD4krNWgSUuHuyxx… (1,748 chars)"
  }
}