Internal Sales Orders REST Endpoints

Order Management/Sales Orders for Order Hub/Order Lines/Internal Sales Orders
The Internal Sales Orders resource retrieves sales orders that are internal to order management.
Get all internal order references
Method: get
Path: /fscmRestApi/resources/11.13.18.05/salesOrdersForOrderHub/{OrderKey}/child/lines/{linesUniqID}/child/internalOrderReference
Get one internal order reference
Method: get
Path: /fscmRestApi/resources/11.13.18.05/salesOrdersForOrderHub/{OrderKey}/child/lines/{linesUniqID}/child/internalOrderReference/{DocumentSystemReferenceId}