Function writeProperty does pass the value in the callback

[Apsysikal]

The writeProperty function in the client.js file does not return a value object on success but writePropertyMultiple does.
Why is it this way? Should it be different for consistency and functional reasons?

node-bacstack/lib/client.js

Line 630 in 9e19310

this._addCallback(settings.invokeId, (err) => next(err));