should::normalizeData

static function normalizeData($data)
{
	if (!is_array($data) || empty($data))
	{
		return array();
	}

	foreach ($data as $k => $v)
	{
		if ($seName = static::checkIsSubEntityKey($k))
		{
			$fName = __NAMESPACE__ . '\\Task\\' . $seName . '::normalizeData';
			if (is_callable($fName))
			{
				$data[ $k ] = call_user_func_array($fName, array($v));
			}
		}
	}

	return $data;
}