Smartthings doesn’t have an IR blaster, so you won’t find anything that works natively in that sense.
There may be a brand with official cloud to cloud integration in the new app.
Meanwhile, the following FAQ is from 2017 but still applies. There are several different options there. One is a Z wave/IR device that some community members are using: that should be the simplest, most complete integration. But there are other options as well. (The topic title is a clickable link.)