CacheSet policy changes

example/cacheSet/1.0/policy.rego

@@ -3,6 +3,6 @@ package example.cacheSet
 default success = false
 
 success = true {
-    msg := cache.set("mykey", "mynamespace", "myscope", input)
+    msg := cache.set(data.key, "mynamespace", data.scope, input)
     msg == "success"
-}
+}
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