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

one use

	github.com/gotd/td/tg (current package)
		tl_encrypted_chat_slices_gen.go#L381: func (s EncryptedChatEmptyArray) Retain(keep func(x EncryptedChatEmpty) bool) EncryptedChatEmptyArray {