def get_field_deserializers(self,) -> dict[str, Callable[[ParseNode], None]]:
        """
        The deserialization information for the current model
        Returns: dict[str, Callable[[ParseNode], None]]
        """
        from .data_source_container import DataSourceContainer
        from .ediscovery_index_operation import EdiscoveryIndexOperation
        from .site_source import SiteSource
        from .unified_group_source import UnifiedGroupSource
        from .user_source import UserSource

        from .data_source_container import DataSourceContainer
        from .ediscovery_index_operation import EdiscoveryIndexOperation
        from .site_source import SiteSource
        from .unified_group_source import UnifiedGroupSource
        from .user_source import UserSource

        fields: dict[str, Callable[[Any], None]] = {
            "acknowledgedDateTime": lambda n : setattr(self, 'acknowledged_date_time', n.get_datetime_value()),
            "email": lambda n : setattr(self, 'email', n.get_str_value()),
            "lastIndexOperation": lambda n : setattr(self, 'last_index_operation', n.get_object_value(EdiscoveryIndexOperation)),
            "siteSources": lambda n : setattr(self, 'site_sources', n.get_collection_of_object_values(SiteSource)),
            "unifiedGroupSources": lambda n : setattr(self, 'unified_group_sources', n.get_collection_of_object_values(UnifiedGroupSource)),
            "userSources": lambda n : setattr(self, 'user_sources', n.get_collection_of_object_values(UserSource)),
        }
        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_custodian.py