Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDqdPYpDLgbK/KFfl1xbWZ8AayyJBhN3q5joGIbx27txlX5ofqW54j7/dDZ… (1,748 chars)"
  }
}