Full Item Update
Use this operation to update any of the writable fields of an existing item object. The request body must include all writable fields of the existing object as returned in a read response. Writable fields omitted from the request body are set to NULL.
Query
Comma-separated response fields to include.
Body
The minimum quantity of a particular inventory item that you need to restock at any given time. The ReorderPoint value cannot be set to null for sparse updates(sparse=true). It can be set to null only for full updates.
The immediate parent of the sub item in the hierarchical Item:SubItem list. If SubItem is true, then ParenRef is required. If SubItem is true, then ParenRef is required. Query the Item name list resource to determine the appropriate object for this reference. Use Item.Id and Item.Name from that object for ParentRef.value and ParentRef.name, respectively.