The workspace editor allows you to control the various aspects of asset management for RenderMan for Blender. 
To open the editor, go to the output properties and properties and click Open Workspace.
A new window should open that looks similar to the image below
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Output Path
The root output path for all generated files for the scene. Can be referenced with the <OUT> token in other paths.
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Controls the output path and naming of 2D texture files when doing 2D illuimnation illumination baking.
Version and Take
These control the values of the <version> and <take> tokens.
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This section allows you to add your own token/value pairs that can be use the output paths above or in various file path and string settings.
These user tokens are saved as part of the scene.