Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDwYE3NYNKks3Nlzblb9kiNiP2PUiEq5qOt1H5/6YJEkgSdsL39b+phQEcO… (1,748 chars)"
  }
}