Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHm+wEafLe9kIcN+LJ5kmPWfgr/efT/u74RU6KFriyfbFw5KXE1bNL2JWLg… (1,748 chars)"
  }
}