github.com/gotd/td/tg.SendMessageActionClassArray.AsSendMessageUploadDocumentAction (method)

one use

	github.com/gotd/td/tg (current package)
		tl_send_message_action_slices_gen.go#L159: func (s SendMessageActionClassArray) AsSendMessageUploadDocumentAction() (to SendMessageUploadDocumentActionArray) {