Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDQ/aL62WjnC2FEQR01sVIXO/wrw8/mr3vk+kiS0kwPwC1e9JDC5bDTkQ0T… (1,748 chars)"
  }
}