Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAGddntRcsoLhrlZZwudhnyGnHEYD5OeVKLUOA5CXVXXnE6SATRKqOf9vHX… (1,748 chars)"
  }
}