diff --git a/ts/index.ts b/ts/index.ts
index 2fc20b3..087bc51 100644
--- a/ts/index.ts
+++ b/ts/index.ts
@@ -1,3 +1,5 @@
 import * as plugins from './smartfile-interfaces.plugins';
 
-export let standardExport = 'Hi there! :) This is an exported string';
+export interface VirtualDirTransferableObject {
+  bufferJsonData: any;
+}
\ No newline at end of file