From 5f9632b8e2f0f0f3e790c3bb7f1b85e6f999bbb8 Mon Sep 17 00:00:00 2001
From: ChefJoJo <94336009+chef-jojo@users.noreply.github.com>
Date: Wed, 17 Apr 2024 11:34:48 +0800
Subject: [PATCH] fix typo (#131)

---
 api/users/register.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/api/users/register.ts b/api/users/register.ts
index 2da9d412..8b90ae90 100644
--- a/api/users/register.ts
+++ b/api/users/register.ts
@@ -16,7 +16,7 @@ export default async (req: VercelRequest, res: VercelResponse): Promise<VercelRe
     return res.status(400).json({ error: { message } });
   }
 
-  const sig = signature.startWith("0x") ? signature : `0x${signature}`;
+  const sig = String(signature).startsWith("0x") ? signature : `0x${signature}`;
 
   if (!isHex(sig)) {
     return res.status(400).json({ error: { message: "Invalid signature." } });