code: @Override
      public List<List<Context>> getContextsBulk(Pagination pagination, Boolean includeFingerprint, Double sparsity,
              String jsonModels) throws JsonProcessingException, ApiException {
          pagination = initPagination(pagination);
          LOG.debug("Retrieve contexts for bulk expression: " + jsonModels + " pagination: " + pagination.toString()
                  + "  sparsity: " + sparsity + "  include fingerprint: " + includeFingerprint);
          return this.expressionsApi.getContextsForBulkExpression(jsonModels, includeFingerprint, retinaName,
                  pagination.getStartIndex(), pagination.getMaxResults(), sparsity);
      }
docs: {@inheritDoc}