Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBlEzqWuKTYM7HGnhPfwunJcyzCpZD0/kT3B+TFZ0uIpG9h/lB51NaxDBJ+… (1,748 chars)"
  }
}