fix(RouterStore): Only serialize snapshot in preactivation hook (#287)

Closes #286

Author: brandonroberts

modules/router-store/src/router_store_module.ts

@@ -225,12 +225,12 @@ export class StoreRouterConnectingModule {
   private dispatchRouterNavigation(): void {
     this.dispatchRouterAction(ROUTER_NAVIGATION, {
       routerState: this.routerState,
-      event: {
-        id: this.lastRoutesRecognized.id,
-        url: this.lastRoutesRecognized.url,
-        urlAfterRedirects: this.lastRoutesRecognized.urlAfterRedirects,
-        state: this.serializer.serialize(this.routerState),
-      } as RoutesRecognized,
+      event: new RoutesRecognized(
+        this.lastRoutesRecognized.id,
+        this.lastRoutesRecognized.url,
+        this.lastRoutesRecognized.urlAfterRedirects,
+        this.routerState
+      ),
     });
   }