code: public com.squareup.okhttp.Call postPermissionsAsync(String objectType, PostPermissionsData body, final ApiCallback<Void> callback) throws ApiException {
  
          ProgressResponseBody.ProgressListener progressListener = null;
          ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
  
          if (callback != null) {
              progressListener = new ProgressResponseBody.ProgressListener() {
                  @Override
                  public void update(long bytesRead, long contentLength, boolean done) {
                      callback.onDownloadProgress(bytesRead, contentLength, done);
                  }
              };
  
              progressRequestListener = new ProgressRequestBody.ProgressRequestListener() {
                  @Override
                  public void onRequestProgress(long bytesWritten, long contentLength, boolean done) {
                      callback.onUploadProgress(bytesWritten, contentLength, done);
                  }
              };
          }
  
          com.squareup.okhttp.Call call = postPermissionsValidateBeforeCall(objectType, body, progressListener, progressRequestListener);
          apiClient.executeAsync(call, callback);
          return call;
      }
docs: Post permissions for a list of objects. (asynchronously)
  Post permissions from Configuration Server for objects identified by their type and DBIDs.
  @param objectType  (required)
  @param body  (optional)
  @param callback The callback to be executed when the API call finishes
  @return The request call
  @throws ApiException If fail to process the API call, e.g. serializing the request body object