Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAYuZxwbOZgtqHqVSF38FxbFo7itYm6hyUFLeK/XvP8BUA+qRZzLTYXDJqe… (1,748 chars)"
  }
}