Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwB7m5KHgaNCF4Qr/iRZnkSTkREka1INJ0Ylm5xwDRwmKgbP/x+lJOeYKRFb… (844 chars)"
  }
}