run npm install to generate a package lock

node_modules/decode-base64/dist/node.js

@@ -0,0 +1,8 @@
+/* IMPORT */
+import Buffer from 'node-buffer-encoding';
+/* MAIN */
+const decode = (base64) => {
+    return Buffer.decode(base64, 'base64');
+};
+/* EXPORT */
+export default decode;