Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAtkR51LrGYw2rKsWbAJwx36Anjfzu0qvu1pBTCU+4evB2iZ+9M18ykLRCw… (1,748 chars)"
  }
}