Tbh, I'm amazed googletagmanager wasn't already in any of the automated upstream sources the lists are built from.
Tbh, I'm amazed googletagmanager wasn't already in any of the automated upstream sources the lists are built from.

--- a/config/manualzones.txt
+++ b/config/manualzones.txt
@@ -560,5 +560,6 @@
 basketballbelieve.com
 jamexistence.com
 spot.im
+googletagmanager.com