Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGz6dvQYOvvQZiXNCqZzkW6Ndwg5mW3grPY47LD6oHsWUXHZkrxD2joJiJ9… (1,748 chars)"
  }
}