Error occurred while verifying params Could not get timesignedint from

Help - Core-Kit MPC Core Kit
1

I was try to implement the MPC core kit sdk and got the error and I am stuck ,

web three error
web three error1911×846 79 KB

please help me out
Error: Error occurred while verifying params Could not get timesignedint from
at Web3AuthMPCCoreKit.loginWithJWT (mpcCoreKit.ts:359:1)
at async login (App.tsx:118:1)