Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA/EuKn0H9jz0H8c1gTGwBYKlY3jD+Ly+jQod0fOmrrYHa6eZA5w6vpRCV1… (1,748 chars)"
  }
}