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

one use

	github.com/gotd/td/tg (current package)
		tl_input_store_payment_purpose_slices_gen.go#L287: func (s InputStorePaymentGiftPremiumArray) First() (v InputStorePaymentGiftPremium, ok bool) {