Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEVQEIT7XOkIKCuoDiOLesZ8+YZOpN9YDpwGBDNWA/9PW7j9J9mTHpIiZLP… (844 chars)"
  }
}