Unable to use macros in url

[Tammy_Howard]

Hello, we use an external system for our performance marketing and we need to use the following link with macros but we get a blank page:

https://windowinstaller.prosofusa.com/?page=windowInstallers&data={}?eccmp=7055&ecadid={transaction_id}&Offerid=wia_rba&eckwd={source_id}

[vladimir-upirov]

Hi @Tammy_Howard

try to remove the question char ? from the URL