We noticed that anonymous login requires "username" property in its parameters, however we can't guarantee sending unique username as we won't ask the user to register with username!
Talked with @ShadiFares, we decided that it makes sense for the backend to generate a unique id for the user to make sure it is unique. We will implement this soon.
We noticed that anonymous login requires "username" property in its parameters, however we can't guarantee sending unique username as we won't ask the user to register with username!