github.com/gotd/td/tg.UpdatesChannelDifference.AsNotEmpty (method, view implemented interface methods)

one use

	github.com/gotd/td/tg (current package)
		tl_updates_channel_difference_gen.go#L1218: func (c *UpdatesChannelDifference) AsNotEmpty() (NotEmptyUpdatesChannelDifference, bool) {