github.com/gotd/td/tg.SecurePasswordKdfAlgoSHA512Array.First (method)

one use

	github.com/gotd/td/tg (current package)
		tl_secure_password_kdf_algo_slices_gen.go#L261: func (s SecurePasswordKdfAlgoSHA512Array) First() (v SecurePasswordKdfAlgoSHA512, ok bool) {