Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQATskf5ZbdKeHwkvh+aQMK4+Vv65N46W/2o/XkN47o7BGO/Yrw+1tshgJoI… (1,748 chars)"
  }
}