You might also consider instead of using just a simulated switch, use a virtual presence sensor with capability.switch.
That way, you can still turn it on from IFTTT exactly the way you do in your post, but the device will also show up under “family” as a presence indicator, and you will be able to use it in Smartapps and routines that are based on “someone arrives” or “everyone leaves.” So it just gives you a few additional options.
The following is a popular virtual presence sensor with this capability:
