Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFg0oOk+FbmQZQiVTt/IxzgBYZm4R8tpoLlQA8x0/YWQnVH5d8NwH9wpecE… (1,748 chars)"
  }
}