Retrieve an entry and overwrite its keys. Returns the entry so callers can apply additional mutations (e.g. timeout for sequence actions). Used by modifyAction / modifySequenceAction.
Entry type carrying optional preset keys (see EntryWithOptionalKeys).
The mutated entry, or undefined when the id is absent or was registered without preset keys.
undefined
Retrieve an entry and overwrite its keys. Returns the entry so callers can apply additional mutations (e.g. timeout for sequence actions). Used by modifyAction / modifySequenceAction.