Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQJENs2JMgXfqPHPw4F1q40fIKw2ye/5lzf0OeQ0MoeABA6Q41Fhk8fy55Bc… (1,748 chars)"
  }
}