Sometimes it helps to also provide a drawio file that has the elements you wan't (eg. cloud service icons or whatever), but you just feed it the content you wan

Sometimes it helps to also provide a drawio file that has the elements you wan't (eg. cloud service icons or whatever), but you just feed it the content you want diagrammed and let it eat. Even if it's not completely correct, it usually creates something that's much closer to complete than a blank page.