code: function(content) {
                  /**
                   * Make a copy from original object to modify it's
                   * attributes, because we don't want to change
                   * the original object
                   */
                  var temp = cloneObject(content);
  
                  if (temp.hasOwnProperty('notSeenDuration')) {
                      temp.notSeenDuration = undefined;
                  }
  
                  if (temp.hasOwnProperty('inviter')) {
                      temp.inviter.notSeenDuration = undefined;
                  }
  
                  if (temp.hasOwnProperty('participant')) {
                      temp.participant.notSeenDuration = undefined;
                  }
  
                  return temp;
              }
docs: *****************************************************
  P R I V A T E   M E T H O D S            *
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