### Question:
CurrencyApi { public PutCurrenciesResponse updateCurrencies(PutCurrenciesRequest body) throws ApiException { ApiResponse<PutCurrenciesResponse> resp = updateCurrenciesWithHttpInfo(body); return resp.getData(); } CurrencyApi();  CurrencyApi(ApiClient apiClient); ApiClient getApiClient(); void setApiClient(ApiClient apiClient); com.squareup.okhttp.Call retrieveCurrenciesCall(final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener); GetCurrenciesResponse retrieveCurrencies(); ApiResponse<GetCurrenciesResponse> retrieveCurrenciesWithHttpInfo(); com.squareup.okhttp.Call retrieveCurrenciesAsync(final ApiCallback<GetCurrenciesResponse> callback); com.squareup.okhttp.Call updateCurrenciesCall(PutCurrenciesRequest body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener); PutCurrenciesResponse updateCurrencies(PutCurrenciesRequest body); ApiResponse<PutCurrenciesResponse> updateCurrenciesWithHttpInfo(PutCurrenciesRequest body); com.squareup.okhttp.Call updateCurrenciesAsync(PutCurrenciesRequest body, final ApiCallback<PutCurrenciesResponse> callback);  }### Answer:
@Test public void updateCurrenciesTest() throws ApiException { PutCurrenciesRequest body = null; PutCurrenciesResponse response = api.updateCurrencies(body); }