To make this flow, WeWork will provide to Wix redirect url and we in return will give them app id and app secret.
WeWork client will open new tab to:
https://users.wix.com/signin/oauth?loginDialogContext=signup&appId=[appId]&state=[csrfToken]&scope=Billing.Manage&redirectUri=[redirectUri]&color=wework&defaultEmail=[email]