docs: public com.squareup.okhttp.Call getUniverseTypesAsync(String datasource, String ifNoneMatch, Integer page,
              final ApiCallback<List<Integer>> callback) throws ApiException {
  
          com.squareup.okhttp.Call call = getUniverseTypesValidateBeforeCall(datasource, ifNoneMatch, page, callback);
          Type localVarReturnType = new TypeToken<List<Integer>>() {
          }.getType();
          apiClient.executeAsync(call, localVarReturnType, callback);
          return call;
      }