Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA84DHCY2WqrnoQbA5OvP7sc/gO2+K7JRkEA9ZnjMutJ0eMZ7miHp21NmQg… (1,748 chars)"
  }
}