This document seems to indicate that there is a specific line item service in moodle that I should be able to access. But I am not sure how, any assistance would be appreciated.
LTI and Moodle
LTI 1.3 Lineitems
دا بحث کولپ شوی دی نو تاسو نشئ کولی دې ته نور ځواب ورکړئ.