github.com/gotd/td/tg.AuthAuthorizationClassArray.AsAuthAuthorizationSignUpRequired (method)

one use

	github.com/gotd/td/tg (current package)
		tl_auth_authorization_slices_gen.go#L133: func (s AuthAuthorizationClassArray) AsAuthAuthorizationSignUpRequired() (to AuthAuthorizationSignUpRequiredArray) {