Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDM+pb0Lsfh/T+bUKoKIRvOXztyGiO4MYT37/DF0zFkSSxGKNKhh6Iif8TR… (1,748 chars)"
  }
}