const client = new SsoClient({
    public: {
        url: 'http://localhost:3000/graphql',
        accessToken: 'public_iKZkjSG#w&2ou%K*GkjsPmfg'
    },
    private: {
        url: 'http://localhost:3001/graphql',
        accessToken: 'private_aA4ESq3Gc7hk*q^%vwK4VVZa'
    }
});

const challengeResult = await client.challenge({params: {did: 'qwe'}, schema: SchemaType.Did})
console.log(challengeResult.challenge);