We already have HPSDK approved gateway account.
As per our gateway API & requirement, we need order line item information once custoemr redirect to our hosted gateway page.
But done see any line item information available when redirect happen, we only have standard request information from redirect. https://help.shopify.com/en/api/guides/payment-gateway/hosted-payment-sdk/api-reference/request-valu...
Can you please give some additional information about line item on shopify to payment gateway redirect request.