Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBNaCPpUvwMHiDlQe3ZBgdRpfA/qqYkmxOqFAXfa9iQxkuY1NW7mKeQ1zLl… (1,748 chars)"
  }
}