Prerequisites Enable webservices, and set the protocol to rest /admin/category.php?category=webservicesettings Create a new service 'gradetest' which accesses only gradereport_user_get_grade_items with no permission restrictions Create a token for the admin account, for the 'gradetest' service Create a test course for testing Visit /admin/settings.php?section=debugging and set debugging level to DEVELOPER Visit /admin/tool/generator/maketestcourse.php and create an XS course for use in testing. Note the courseid View the participants page Edit one of the users Set an idnumber Note the user id Test the webservice from CLI Open a terminal (with curl installed) and execute: curl "{ADDRESS_HERE}/webservice/rest/server.php?wstoken={TOKEN_HERE}&wsfunction=gradereport_user_get_grade_items&moodlewsrestformat=json&courseid={COURSEID}&userid={USERID}" | json_pp - Verify that the 'gradeitems' entry contains the field 'useridnumber' with value set above for idnumber Edit the first Assignment in the course Set the idnumber to a value of your choosing #) Rerun the webservice curl, and verify the webservice response contains a 'gradeitems' field, which contains an 'idnumber' * Verify that for the gradeitem with 'itemname' =  'Assignment 1' the 'idnumber' matches the one you just set*