Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDbc+LO6kjG605puFSwO1Z7X9LIp0KWpTk+6vif7qr8fVyf+DYtI1Y1Q+ub… (1,748 chars)"
  }
}