Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB6sD8zqYltxZsdccCzDDzx7sWLa7ALdWShvvJxKN4wHncp/N6Hv0+wc51T… (1,748 chars)"
  }
}