def create_from_discriminator_value(parse_node: ParseNode) -> ExportReportPostRequestBody:
        """
        Creates a new instance of the appropriate class based on discriminator value
        param parse_node: The parse node to use to read the discriminator value and create the object
        Returns: ExportReportPostRequestBody
        """
        if parse_node is None:
            raise TypeError("parse_node cannot be null.")
        return ExportReportPostRequestBody()

        Creates a new instance of the appropriate class based on discriminator value
        param parse_node: The parse node to use to read the discriminator value and create the object
        Returns: ExportReportPostRequestBody
        
msgraph/generated/security/cases/ediscovery_cases/item/searches/item/microsoft_graph_security_export_report/export_report_post_request_body.py