Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCbmV+U9Zqe6uU6k7upnITDbve9ywxhyoZCEX6+Mm/02VqKLC799b3/y4K7… (1,748 chars)"
  }
}