Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFJYJPQUc0uD1SeWj6K7cLPleYFnkS9uN4Q2Iijzi4yjiFtg9YftrrBrtPP… (1,748 chars)"
  }
}