Samsung Tab S5e - update failed

Do you have special requirements? Why would you not use the matching /e/ Recovery?

However you might have to go gently on account of, quoting https://doc.e.foundation/devices/gts4lv/install

Caution: Do not install /e/OS on top of a higher version of stock OS. Before installing /e/OS ensure your device has the latest stock OS of the same version as /e/OS. If only lower versions of the stock are available then install the last available lower version before installing /e/OS.

or

… you might consider returning to “LOS for microG” 19 then consider compare Android 12 on a Samsung Galaxy Tab S6 Lite (Wi-Fi) Model SM-P610 - #6 by petefoth while you wait for the /e/ build which would avoid a downgrade.