Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB3oPYqDDBGWjrWUGRiLlv3tjm+L6MYmYXrKcKQOnSVbmaRu6k/0OlNbzzY… (1,748 chars)"
  }
}