Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAOuKu6z5orFamrvkfjYjqRuVvXdxrmWq7K/F48c6+7WXGjLbm0V3rBFEZF… (1,748 chars)"
  }
}