diff --git a/index.js b/index.js
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+++ b/index.js
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+/**
+ Copyright (c) 2017-2022 Klaus Landsdorf (http://node-red.plus/)
+ All rights reserved.
+ node-red-contrib-bit
+
+ @author <a href="mailto:klaus.landsdorf@bianco-royal.de">Klaus Landsdorf</a> (Bianco Royal)
+ **/
+'use strict'