Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDdEOtKke2F6g+oVYe3/q0JCRYUkWiFIkofru/ZCq4MNmwPXABH0OV5ISSP… (1,748 chars)"
  }
}