curl --request POST \
  --url https://whitebit.com/api/v4/order/market \
  --header 'Content-Type: application/json' \
  --header 'X-TXC-APIKEY: <api-key>' \
  --data '
{
  "market": "<string>",
  "side": "buy",
  "amount": "<string>",
  "request": "<string>",
  "nonce": "<string>",
  "clientOrderId": "<string>"
}
'

{
  "orderId": 123,
  "clientOrderId": "<string>",
  "market": "<string>",
  "side": "<string>",
  "type": "<string>",
  "timestamp": 123,
  "dealMoney": "<string>",
  "dealStock": "<string>",
  "amount": "<string>",
  "left": "<string>",
  "dealFee": "<string>",
  "price": "<string>",
  "postOnly": true,
  "ioc": true,
  "status": "<string>",
  "stp": "<string>",
  "positionSide": "<string>"
}