Get Sub-Account Futures Wallet Balance (For Main Account) (KEYED)

curl -H 'X-BM-KEY:{{AccessKey}}'
https://cloud-api.wooxpro.com/account/contract/sub-account/main/v1/wallet?subAccount=subAccount1@xxx.com&currency=USDT

{
  "message": "OK",
  "code": 1000,
  "trace": "87db8cd43374470f96aacb0e3fcaf34c.77.16872314088656435",
  "data": {
    "wallet": [
      {
        "currency": "USDT",
        "name": "USDT",
        "available": "204.15216696",
        "frozen": "0.00000000"
      }
    ]
  }
}