src/main/java/com/authlete/jaxrs/api/AuthleteApiImpl.java
@Override
    public Client createClient(Client client) throws AuthleteApiException
    {
        return executeApiCall(
                new ServicePostApiCaller<Client>(
                        Client.class, client, CLIENT_CREATE_API_PATH));
    }
@Override
    public Client createClient(Client client) throws AuthleteApiException
    {
        return executeApiCall(
                new ServicePostApiCaller<Client>(
                        Client.class, client, CLIENT_CREATE_API_PATH));
    }
Call {@code /api/client/create} API.