code: public BulkRecipientsResponse listBulkRecipients(String accountId, String templateId, String recipientId) throws ApiException {
      return listBulkRecipients(accountId, templateId, recipientId, null);
    }
docs: Gets the bulk recipient file from a template.
  Retrieves the bulk recipient file information from a template that has a bulk recipient.
  @param accountId The external account number (int) or account ID Guid. (required)
  @param templateId The ID of the template being accessed. (required)
  @param recipientId The ID of the recipient being accessed. (required)
  @return BulkRecipientsResponse