Merge pull request #2048 from Web3Auth/fix/mpc-signTypedData-eip712do…

…main fix: signTypedData eip712domain
Web3Auth · Jan 8, 2025 · 636245e · 636245e
2 parents 80d5c72 + 45fef2f
commit 636245e
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/packages/providers/ethereum-mpc-provider/src/providers/signingProviders/signingUtils.ts b/packages/providers/ethereum-mpc-provider/src/providers/signingProviders/signingUtils.ts
@@ -170,6 +170,7 @@ export function getProviderHandlers({
       const chainId = await providerEngineProxy.request<unknown, string>({ method: "eth_chainId" });
       await validateTypedSignMessageDataV4(msgParams, chainId);
       const data = typeof msgParams.data === "string" ? JSON.parse(msgParams.data) : msgParams.data;
+      if (data.types.EIP712Domain) delete data.types.EIP712Domain;
       const sig = signTypedData(sign, data, SignTypedDataVersion.V4);
       return sig;
     },