Sorting data about express-paginate HOT 1 CLOSED

/*
 * basic example usage of `mongoose-pagination`
 * querying for `{ columns: 'title', { populate: 'some_ref' }, sortBy : { title : -1 } } items in `MyModel`
 * paginating by second page, 10 items per page (10 results, page 2)
 */

var mongoosePaginate = require('mongoose-paginate');

MyModel.plugin(mongoosePaginate)

MyModel.paginate({}, 2, 10, function(error, pageCount, paginatedResults, itemCount) {
  if (error) {
    console.error(error);
  } else {
    console.log('Pages:', pageCount);
    console.log(paginatedResults);
  }
}, { columns: 'title', { populate: 'some_ref' }, sortBy : { title : -1 } }); // <--------- HERE