Finesweet Cookie Variable

function() {
  var urlEncodedJson = {{cookie - fs-cc}};

  // Decode the URL-encoded JSON twice to get valid JSON
  var decodedJson = JSON.parse(decodeURIComponent(decodeURIComponent(urlEncodedJson)));

  // Helper function to serialize an object with pipes and commas
  function serializeObject(obj) {
    var serialized = [];
    for (var key in obj) {
      if (obj.hasOwnProperty(key)) {
        serialized.push(key + ':' + (typeof obj[key] === 'object' ? serializeObject(obj[key]) : obj[key]));
      }
    }
    return serialized.join('|');
  }

  // Serialize the object with properties separated by pipes and commas
  var serializedString = Object.keys(decodedJson).map(function(key) {
    return key + ':' + (key === 'consents' ? serializeObject(decodedJson[key]) : decodedJson[key]);
  }).join('|');

  // Return the serialized string
  return serializedString;
}