Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD115uj5mIOgiEgf8A9BNvNcZE/lEYtd2A6pHKf6MNre3egwtTfh8fEhaxN… (1,748 chars)"
  }
}