+=== TmfMarkerEventSourceUpdatedSignal ===
+
+''Purpose''
+
+This signal is used to indicate that a marker event source has been updated.
+
+''Senders''
+
+Sent by a component that has triggered a change in a marker event source.
+
+''Receivers''
+
+Received by any component that needs to refresh the markers due to the change in marker event source.
+