Creates a project.
You can optionally specify a template to base the project on and apps to install during creation.
The response includes a metaSiteId that you can use to redirect users to their project dashboard at https://manage.wix.com/dashboard/{metaSiteId}.
You can only call this method when authenticated as a Wix app or Wix user identity.
This method doesn't return any custom errors, but may return standard errors. Learn more about standard Wix errors.