Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDoHW4GC5O5CvM5yvOz/POjHAdTAKo8IlPWyWzbMIBvrGNiyCDncXa0m5CA… (1,748 chars)"
  }
}