Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwF5SsxAQ5y+VVrn1Nrv3XGQpD56xiy1lYmOA7Yi/Lvzdj0LtpQ5qZcJIqsw… (844 chars)"
  }
}