Get

curl -X GET -H "X-ACCESS-TOKEN: YOUR_ACCESS_TOKEN" "https://api.yumpu.com/2.0/account/subscription.json?id=QOjiaWfWYWd7TBHE"

require_once('../yumpu.php');
$yumpu = new Yumpu();
$data = array(
    'id' => 'QOjiaWfWYWd7TBHE'
);
$listSubscription = $yumpu->getSubscription($data);
print_r($listSubscription);

var yumpu = require('yumpu');
yumpu.setToken('yourToken');
var parameters = {
  id: 'QOjiaWfWYWd7TBHE'
};
yumpu.getSubscription(parameters, function(statusCode, document){
   console.log('Status: ' + statusCode);
   console.log(document);
});