private function convertValuesToIds($varValue): array
    {
        $aliasColumn = $this->getAliasColumn();
        $alias       = [];
        foreach ($varValue as $valueId => $value) {
            if (array_key_exists($aliasColumn, $value)) {
                $alias[$valueId] = $value[$aliasColumn];
                continue;
            }
            if (array_key_exists(self::TAGS_RAW, $value) && array_key_exists($aliasColumn, $value[self::TAGS_RAW])) {
                $alias[$valueId] = $value[self::TAGS_RAW][$aliasColumn];
            }
        }

        return $alias;
    }