curl --request POST \
  --url https://whitebit.com/oauth2/token \
  --header 'Content-Type: application/x-www-form-urlencoded' \
  --data client_id=YOUR_CLIENT_ID \
  --data client_secret=YOUR_CLIENT_SECRET \
  --data code=AUTHORIZATION_CODE

{
  "data": {
    "access_token": "MZM1MDBMMJYTNWM4MI0ZNTIYLTKXNDATNZY1MZHKM2Y2MJY3",
    "expires_in": 300,
    "refresh_token": "ODK5ZTVKZDUTYTI5ZC01NWJHLTGZZDMTYWFKYTNMNJHHMGZM",
    "scope": "codes.apply,show.userinfo",
    "token_type": "Bearer"
  }
}