Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC9xrYJCpDF61HdYXLDp/e/G9zrkQKk5QSMG1LZFm/hxQxLuAHGoOKpC7oJ… (1,748 chars)"
  }
}