def get_field_deserializers(self,) -> dict[str, Callable[[ParseNode], None]]:
        """
        The deserialization information for the current model
        Returns: dict[str, Callable[[ParseNode], None]]
        """
        from ..identity_set import IdentitySet
        from .case import Case
        from .case_operation import CaseOperation
        from .ediscovery_case_settings import EdiscoveryCaseSettings
        from .ediscovery_custodian import EdiscoveryCustodian
        from .ediscovery_noncustodial_data_source import EdiscoveryNoncustodialDataSource
        from .ediscovery_review_set import EdiscoveryReviewSet
        from .ediscovery_review_tag import EdiscoveryReviewTag
        from .ediscovery_search import EdiscoverySearch

        from ..identity_set import IdentitySet
        from .case import Case
        from .case_operation import CaseOperation
        from .ediscovery_case_settings import EdiscoveryCaseSettings
        from .ediscovery_custodian import EdiscoveryCustodian
        from .ediscovery_noncustodial_data_source import EdiscoveryNoncustodialDataSource
        from .ediscovery_review_set import EdiscoveryReviewSet
        from .ediscovery_review_tag import EdiscoveryReviewTag
        from .ediscovery_search import EdiscoverySearch

        fields: dict[str, Callable[[Any], None]] = {
            "closedBy": lambda n : setattr(self, 'closed_by', n.get_object_value(IdentitySet)),
            "closedDateTime": lambda n : setattr(self, 'closed_date_time', n.get_datetime_value()),
            "custodians": lambda n : setattr(self, 'custodians', n.get_collection_of_object_values(EdiscoveryCustodian)),
            "externalId": lambda n : setattr(self, 'external_id', n.get_str_value()),
            "noncustodialDataSources": lambda n : setattr(self, 'noncustodial_data_sources', n.get_collection_of_object_values(EdiscoveryNoncustodialDataSource)),
            "operations": lambda n : setattr(self, 'operations', n.get_collection_of_object_values(CaseOperation)),
            "reviewSets": lambda n : setattr(self, 'review_sets', n.get_collection_of_object_values(EdiscoveryReviewSet)),
            "searches": lambda n : setattr(self, 'searches', n.get_collection_of_object_values(EdiscoverySearch)),
            "settings": lambda n : setattr(self, 'settings', n.get_object_value(EdiscoveryCaseSettings)),
            "tags": lambda n : setattr(self, 'tags', n.get_collection_of_object_values(EdiscoveryReviewTag)),
        }
        super_fields = super().get_field_deserializers()
        fields.update(super_fields)
        return fields

        The deserialization information for the current model
        Returns: dict[str, Callable[[ParseNode], None]]
        
msgraph/generated/models/security/ediscovery_case.py