How to use the azure-mgmt-reservations.azure.mgmt.reservations.models.reservation_order_response_py3.ReservationOrderResponse function in azure-mgmt-reservations

def __init__(self, *, etag: int=None, display_name: str=None, request_date_time=None, created_date_time=None, expiry_date=None, original_quantity: int=None, term=None, provisioning_state: str=None, reservations=None, **kwargs) -> None:
        super(ReservationOrderResponse, self).__init__(**kwargs)
        self.etag = etag
        self.id = None
        self.name = None
        self.display_name = display_name
        self.request_date_time = request_date_time
        self.created_date_time = created_date_time
        self.expiry_date = expiry_date
        self.original_quantity = original_quantity
        self.term = term
        self.provisioning_state = provisioning_state
        self.reservations = reservations
        self.type = None