Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAEP/PeRJ87hJKn6uZo9R1+0N8gmRV45oa20698nRVV4EcudnT5m+qC9CC2… (1,748 chars)"
  }
}