Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBYlBsZBjYpf5ciMq+OjjJiaKzAs1/hEn0LfTBJndxJYlDPQWhA7VufLWQ/… (1,748 chars)"
  }
}