I have tried both options: productID and variantID. I have pasted these IDs from the below-formatted URLs.https://<brand>.myshopify.com/admin/products/<productID>https://<brand>.myshopify.com/admin/products/<productID>/variants/<variantID>

I am trying to specify to have some product variants be auto-added via Shopify Flow.What I have done is:- Start when: "order created"- Check if: "tags is equal to add_extra_product"- Do this: "Add order line item"At the right panel, I am trying to sp...