Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDfn7Wd9bM6bfOAgHwep+M+7geM8593j7zD3+J9MWQrVAbAVdKBYJ8tH6lr… (1,748 chars)"
  }
}