diff --git a/src/0x.js.ts b/src/0x.js.ts
new file mode 100644
index 0000000000..3de57cc458
--- /dev/null
+++ b/src/0x.js.ts
@@ -0,0 +1,5 @@
+export class zeroEx {
+    public verifySignature() {
+        // TODO
+    }
+}