Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDlkNnmVVMSsa6M0Sal6FYjAq8cTDvawjKk+oOGigJZMh7Ho4zZj0M4yUBh… (1,748 chars)"
  }
}