Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDJArrhrXk9YpkYeBSFeTvIhE+sKczHrZ9a77G3qMYrmDJC+9qDMdjq4oWW… (1,748 chars)"
  }
}