github.com/gotd/td/tg.UpdateReadChannelDiscussionInboxArray.PopFirst (method)

one use

	github.com/gotd/td/tg (current package)
		tl_update_slices_gen.go#L7372: func (s *UpdateReadChannelDiscussionInboxArray) PopFirst() (v UpdateReadChannelDiscussionInbox, ok bool) {