Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAjc5mtBOhEJiVkW6BjbfDD74Y0afENlD/vzJP6u8EJyGyaZRzZj+YNzNOA… (1,748 chars)"
  }
}