github.com/gotd/td/tg.SendMessageUploadAudioActionArray.Retain (method)

one use

	github.com/gotd/td/tg (current package)
		tl_send_message_action_slices_gen.go#L325: func (s SendMessageUploadAudioActionArray) Retain(keep func(x SendMessageUploadAudioAction) bool) SendMessageUploadAudioActionArray {