diff --git a/src/Constants.js b/src/Constants.js
index 3e54f30..c93b8c0 100644
--- a/src/Constants.js
+++ b/src/Constants.js
@@ -220,6 +220,7 @@ export default {
             LICENSEE_CREATED: 'LICENSEE_CREATED',
             LICENSE_CREATED: 'LICENSE_CREATED',
             WARNING_LEVEL_CHANGED: 'WARNING_LEVEL_CHANGED',
+            PAYMENT_TRANSACTION_PROCESSED: 'PAYMENT_TRANSACTION_PROCESSED',
         },
     },
 };