Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAotoTTYmqV0ouTr+9QQ6/HtB7+pK/Uyuedas8zIgPlui/QUxL2yGtlVVB+… (1,748 chars)"
  }
}