Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDjdoLneKXngulc19xvcuO+z/t3lNBd8t+YtD/O1CW1al2tw4yxENSfCNb/… (1,748 chars)"
  }
}