Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBGZgHhyts/ibmYfdr+9dA/zpl9sE7XEgEjedFVgxGGV1VxmqEVmDHuQbki… (1,748 chars)"
  }
}