Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGMg/ieNcH0UOanoOSN3V2tqhNXxOVnmoeemGz7xLGRWT9j4S7/Yfnkgods… (1,748 chars)"
  }
}