"SoftLayer_" prefix removed for readability.
Return a list of Items in the “Additional Services” package with their active prices for a given product item category.
None
curl -g -u $SL_USER:$SL_APIKEY -X GET \
'https://api.softlayer.com/rest/v3.1/SoftLayer_Product_Item_Category/{SoftLayer_Product_Item_CategoryID}/getAdditionalProductsForCategory'