class UserClientRest extends BaseClientRest implements UserClient {

    @Override
    public void getBalance(StreamObserver<Balance> balanceObserver) {
        BalanceRequest balanceRequest = new BalanceRequest.Builder().build();
        String url = buildSportsUrl(balanceRequest.resourcePath());
        getRequest(url, balanceRequest, balanceObserver, new BalanceReader());
    }

    public  UserClientRest(ConnectionManager connectionManager);

}