From c3d6739af71e9130d7946402e02f842ad51a744e Mon Sep 17 00:00:00 2001
From: moldy <michael.moldoveanu@alchemy.com>
Date: Fri, 10 May 2024 15:38:13 -0700
Subject: [PATCH] fix(light-account): light account v2 signatures should have
 sig type

---
 packages/accounts/src/light-account/accounts/base.ts | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/packages/accounts/src/light-account/accounts/base.ts b/packages/accounts/src/light-account/accounts/base.ts
index 2643473de..c4bd3d9f1 100644
--- a/packages/accounts/src/light-account/accounts/base.ts
+++ b/packages/accounts/src/light-account/accounts/base.ts
@@ -220,7 +220,14 @@ export async function createLightAccountBase({
       });
     },
     signUserOperationHash: async (uoHash: Hex) => {
-      return signer.signMessage({ raw: uoHash });
+      const signature = await signer.signMessage(uoHash);
+      switch (version) {
+        case "v2.0.0":
+          // TODO: handle case where signer is an SCA.
+          return concat([SignatureType.EOA, signature]);
+        default:
+          return signature;
+      }
     },
     async signMessage({ message }) {
       switch (version as string) {