Get

curl -X GET -H "X-ACCESS-TOKEN: YOUR_ACCESS_TOKEN" "https://api.yumpu.com/2.0/collection/section.json?id=iMWWKoMS76pjqMoO_2mqhaSEMTVpvFwrY"

require_once('../yumpu.php');
$yumpu = new Yumpu();
$data = array(
    'id'=>'iMWWKoMS76pjqMoO_2mqhaSEMTVpvFwrY',
);
$listSection = $yumpu->getSection($data);
print_r($listSection);

var yumpu = require('yumpu');
yumpu.setToken('yourToken');
var parameters = '{
  id: 'iMWWKoMS76pjqMoO_2mqhaSEMTVpvFwrY',
  return_fields: 'id,create_date,update_date,name,description,sorting,order,documents'
}';
yumpu.getSection(parameters, function(statusCode, document){
   console.log('Status: ' + statusCode);
   console.log(document);
});