ProveSource offers a Magento 1 extension.
Magento 1 extensions have been deprecated by Adobe, download the extension from our repository.
Go to ProveSource > Settings and click Copy next to your API Key
3. Go to your Magento admin and select the ProveSource menu item from the top, paste your API Key and click Save:
4. Create a Stream notification in ProveSource and select Magento 1 in the Track step
Now your orders will be automatically collected by ProveSource and displayed!