Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGKBzTIE14Ze3+X3oAjyB8wAoIWXrw5JFKLXFFLLIryZiTyi2nuGZbufrgw… (1,748 chars)"
  }
}