Stop building your own license system. One API call to create, one API call to validate. $9/mo Starter.
# Create a license key
curl -X POST /api/protected/licenses \
-H "Cookie: token=<jwt>" \
-d '{"label":"Pro","maxActivations":5}'
# Validate from your app
curl -X POST /api/validate \
-d '{"key":"KS-ABC123...","hwId":"device-01"}'