Using an event for the device interaction is better. If I get to where there's tons of devices then I'll rethink it but right now this is less convoluted.

assets/devices.json

@@ -9,7 +9,7 @@
     "components": [
       {"type": "Tile", "config": {"chr": "\u2ac5"}},
       {"type": "Device",
-        "config": {}, "actions": ["StairsDown"]
+        "config": {"test": true}, "events": ["Events::GUI::STAIRS_DOWN"]
       }
     ]
   },
@@ -23,7 +23,7 @@
     "components": [
       {"type": "Tile", "config": {"chr": "\u2259"}},
       {"type": "Device",
-        "config": {}, "actions": ["StairsUp"]
+        "config": {"test": true}, "events": ["Events::GUI::STAIRS_UP"]
       }
     ]
   }