Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBsE7jXM9yK/ElPZKAwQtmLzE/W4LalNaUNVB34nRBoEViy8HXmpgk6vNZb… (1,748 chars)"
  }
}