code: public PagedResult<Sight> listSights(PaginationParameters paging, Date modifiedSince) throws SmartsheetException {
          String path = "sights";
  
          HashMap<String, Object> parameters = new HashMap<String, Object>();
          if (paging != null) {
              parameters = paging.toHashMap();
          }
          if (modifiedSince != null) {
              String isoDate = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ").format(modifiedSince);
              parameters.put("modifiedSince", isoDate);
          }
          path += QueryUtil.generateUrl(null, parameters);
          return this.listResourcesWithWrapper(path, Sight.class);
      }
docs: Gets the list of all Sights where the User has access.
  
  It mirrors to the following Smartsheet REST API method: GET /sights
  
  @param modifiedSince
  @return IndexResult object containing an array of Sight objects limited to the following attributes:
  id, name, accessLevel, permalink, createdAt, modifiedAt.
  @throws IllegalArgumentException if any argument is null or empty string
  @throws InvalidRequestException if there is any problem with the REST API request
  @throws AuthorizationException if there is any problem with  the REST API authorization (access token)
  @throws ResourceNotFoundException if the resource cannot be found
  @throws ServiceUnavailableException if the REST API service is not available (possibly due to rate limiting)
  @throws SmartsheetException if there is any other error during the operation