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

one use

	github.com/gotd/td/tg (current package)
		tl_payments_giveaway_info_slices_gen.go#L71: func (s PaymentsGiveawayInfoClassArray) First() (v PaymentsGiveawayInfoClass, ok bool) {