/**
* @param array|null $keyValInitializers
* @param bool $sparse
*/
public function __construct($keyValInitializers = null, $sparse = false)
{
//Enforce sparse ExternalInfo objects
parent::__construct($keyValInitializers, true);
}
public function __construct($keys = [], $sparse = false)
{
parent::__construct($keys, $sparse);
//Always initialise Meta object
$this->meta = new Meta();
}
