Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEfWjlABWJdpzaisrxZ1dLuLHGtv+fQ+FXVf1oBvBjX52Ccy5+D22u9PEyJ… (844 chars)"
  }
}