``opts`` may be NULL or a BSON document with additional command options:

* ``validate``: Construct a bitwise-or of all desired :symbol:`bson_validate_flags_t <bson_validate_with_error>`. Set to ``false`` to skip client-side validation of the provided BSON documents.
* ``bypassDocumentValidation``: Set to ``true`` to skip server-side schema validation of the provided BSON documents.
