Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQEDy5STlIBAvceZpFwdnYLuoKK4Km5S3IYHu5By0K3SqX+JKkVsQ9MycRu3… (1,748 chars)"
  }
}