From 65bf2cc700b020a347de3ac415bf9511f6ae8344 Mon Sep 17 00:00:00 2001
From: Simon Warta <simon@warta.it>
Date: Sun, 30 Jul 2023 23:20:09 +0200
Subject: [PATCH] Fix mutability of nextSignData

---
 main.ts | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/main.ts b/main.ts
index e6b0b09..396f70f 100644
--- a/main.ts
+++ b/main.ts
@@ -32,7 +32,11 @@ function printableCoin(coin: Coin): string {
   }
 }
 
-let nextSignData: SignerData = {
+type Mutable<Type> = {
+  -readonly [Key in keyof Type]: Type[Key];
+};
+
+let nextSignData: Mutable<SignerData> = {
   chainId: "",
   accountNumber: NaN,
   sequence: NaN,