Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGx3jf9aC+Dq7fyS91Xve4OuX2rkFhFGRha9PBTw63SBhY70kl6/TdtO4Av… (1,748 chars)"
  }
}