It was not possible to test this as the consumer on Moodle does not support LTI 1.2, only 1 and 2. So, we need to find a consumer that will talk with our provider successfully so we can ensure the member sync is working as expected.
Details on the new membership service https://www.imsglobal.org/specs/ltimemv1p0/specification-3
Use new library in
MDL-53832 for this