Tax rate to use for this entity. If a FulcrumProduct.PublicApi.Dto.SalesOrder.ShippingChargeLineItem.ShippingChargeLineItemDto.TaxCodeId is provided, the provided FulcrumProduct.PublicApi.Dto.SalesOrder.ShippingChargeLineItem.ShippingChargeLineItemDto.TaxRate will supercede the defined tax rate.
externalReferencesobject nullable
Arbitrary key-value-pair like data that can be used to later on search for this line item.