Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDZ74dB+xTZ+SLk0hMk41HzRGXXzAWS6FUD4xtdqE27Z23dvJM2okQGcjZ1… (1,748 chars)"
  }
}