Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCLaKlnZT/SLtkfTMbwG6xwv/y8NbztPSvtDdO9FjaCpR+w+qFYWo9NzKOp… (844 chars)"
  }
}