Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDLJMtPO+dJPIvV6Q7ciC7NaKtRbbUMUgO2KWPb+NgRiEh2+Z/JGiGSwNRh… (844 chars)"
  }
}