Apply Transform User Preset 26 to selected Events
Execute the 26th stored transformation on the selected events. It’s one of those commands that is unlikely to be placed as a key command in all but the rarest situations. What does Transform 26 do? You would have to look.
Use MIDI transform sets in Logic Pro — Apple Support
Depending on your needs, it may be worthwhile to create your own transform sets. These can be configured and saved as part of a project. (Doing this in your template projects makes your transform sets available in all projects.) Your transform sets are shown at the bottom of the Presets pop-up menu.