Tip : Firefox displays JSON files with collapsed information, so it will make easier to find this information. Setup badges Login as admin. Go to "Site administration | Badges | Add a new badge" and create a badge at site level ("Badge to revoke"): Fill in only the required fields. Look at the URL and annotate the id for the badge (badges/criteria.php?id= [BADGEID1] ) Add criteria to the badge so it can be manually issued by role. Go to "Site administration | Badges | Add a new badge" and create another badge at site level ("Badge complete"). Fill in all the optional "Image author" fields. Set a version Look at the URL and annotate the id for the badge (badges/criteria.php?id= [BADGEID2] ) Add criteria to the badge so it can be manually issued by role. Add some Endorsement information (you'll need to fill in all the required fields). Add, at least, one alignment. Access to "Related badges" and add "Badge to revoke" as related badge. Enable both badges. Issue the badges to the admin user. Setup backpack Login as admin. Go to "Site administration > Badges > Manage backpacks" and "Add a new backpack" with "API version supported" set to "Open Badges v2.1". Fill-in the required fields with some URL (for instance, http://myurl.cat ). Access to "Site administration > Badges > Backpack settings" and set "Active external backpack" to the one you've created in the previous step. ATTENTION: Once  MDL-70911 lands in 3.11 and master, the active external backpack will need to be changed from "Site administration > Badges > Manage backpacks": it will be the first one on the top of the list so, for changing it, you'll need to change the order using the up/down arrows.   Testing scenario 1: Revoke badge Access to admin profile page. Access to "Badge to revoke". In the URL, replace "badges/badge.php?hash=" to "badges/assertion.php?b=".  Check  there is no "revoked" element in this JSON. Annotate the previous URL (you'll need later again). Go to "Site administration > Badges > Manage badges" and access to "Award badge" page for the "Badge to revoke". Revoke badge for admin user. Access again to the URL stored previously (badges/badge.php?hash=xxxx). Check  now this JSON files only contains 2 fields: id (with a URL) and revoked set to true. Testing scenario 2: Expected fields for badges when backpack is OBv2.1 compliant Access to admin profile page. Access to "Badge complete". In the URL, replace "badges/badge.php?hash=" to "badges/assertion.php?b=".  Check the "badge" element doesn't contain URL to /badges/assertion.php. It should have a URL pointing to badges/badge_json.php?id= [BADGEID2] . Check the JSON contains the following fields: @language, version, endorsement, alignments and related.