https://www.php.net/manual/de/mongodb-bson-document.frombson.php
PHP: MongoDB\BSON\Document::fromBSON - Manual
Construct a new document instance from a BSON string
phpmongodbbsondocumentmanual
https://www.php.net/manual/zh/mongodb-bson-document.frombson.php
PHP: MongoDB\BSON\Document::fromBSON - Manual
Construct a new document instance from a BSON string
phpmongodbbsondocumentmanual