Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAFYvb3zpKht8aQYRhM5EBR6DwZuc5QQMmZabOiwTxU7W7HM7bI3A4L7XgU… (1,748 chars)"
  }
}