Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCZpbwa3/sok//fqGjAflwtDVNhpID3Iqf/x1gGCXoLXEqHhMbx90XMY0cq… (1,748 chars)"
  }
}