Here is pasted content (with links) from same article throwing 404
The page exporter is based on the Content Sync framework
The configuration template consists in a node structure. Each node has a type property that defines a specific action in the creation process of the zip file. For more details about the type property, refer to the Overview of configuration types section in the Content Sync framework page.
YOu are correct - the doc topic throws a 404. We will log a bug to get this fixed. The bug is logged now with the doc team.