npm install jwt-decode@^4

import { useJwt } from '@vueuse/integrations/useJwt'
import { defineComponent } from 'vue'

const encodedJwt = ref('eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwiaWF0IjoxNTE2MjM5MDIyfQ.L8i6g3PfcHlioHCCPURC9pmXT7gdJpx3kOoyAfNUwCc')
const { header, payload } = useJwt(encodedJwt)