Login with Refresh Token

import authefyNodeClient from './path/to/@authefy/node-client';

await authefyNodeClient.token.authenticate({
    grantType: 'refreshToken',
    refreshToken: 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpZCI6IjBmMmRjOTk3ZmJlYjVjZWY5ZGMxZjk3MmUyNTkyZGY2IiwiaWF0IjoxNjIxOTk2MTgxOTg3LCJleHAiOjE2MjE5OTYxODE5ODcsInN1YiI6ImE0MWVhMTJmOThhOTUwZDNhNTY4OTFkNjAxYTM3Y2NkIn0.nL1e1D53TOow8gUNtqkJTGEU6oGECwi2aCtMySHAhzk',
});

// returns: { accessToken: string; expiresIn: number; }