Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEZDthxYlu1IZcHQAwJFa4QTy8TvTbGp5rTi56GI/QYEHzmTeuQG+Kj+I1q… (844 chars)"
  }
}