Add jsonDiff to difference component

src/api/parole/services/parole.js

@@ -72,7 +72,12 @@ module.exports = createCoreService('api::parole.parole', ({strapi}) => ({
     const parsePatch = Diff.parsePatch(patch)
 
     if (parsePatch[0].hunks.length > 0) {
-      return patch
+      const jsonDiff = Diff.diffWords(oldString, newString)
+
+      return {
+        patch,
+        jsonDiff
+      }
     }
   }
 }));