Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAu8PFmHR/HLK1wlq0mmc21qyAP6dY46RSG/mef8RE4exMFfLzqfr3mR1xi… (1,748 chars)"
  }
}