...

app/src/main/java/com/base/datarecovery/ads/max/AdMaxEvent.kt

@@ -77,7 +77,7 @@ object AdMaxEvent {
         obj.put("networkplacement", ad?.networkPlacement)
         obj.put("latency", ad?.requestLatencyMillis)
         obj.put("valueMicros", ad?.revenue)
-        obj.put("from", activity?.javaClass?.simpleName)
+        obj.put("from", activity)
         obj.put("mediation", "applovin")
         LogEx.logDebug("glc", "from:   $activity")
         if (!adUnit.equals("nativeAd")) {