Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA5acJNs8Iuyuz97+yeCXTXJ4GZzzwFwCJSAPO8wLnW6T4KzXD5g5fUqYNs… (1,748 chars)"
  }
}