Ajax Page State Reducing

big_pipe_aps.diff

diff --git a/core/modules/big_pipe/big_pipe.module b/core/modules/big_pipe/big_pipe.module
index 724cd1c..f1af3a4 100644
--- a/core/modules/big_pipe/big_pipe.module
+++ b/core/modules/big_pipe/big_pipe.module
@@ -18,8 +18,16 @@
 function big_pipe_js_settings_alter(&$settings) {
   // Store the settings for later usage.
   if (isset($settings['bigPipeResponseMarker'])) {
-    \Drupal::service('big_pipe')->setAjaxPageState(isset($settings['ajaxPageState']) ? $settings['ajaxPageState'] : NULL);
+    $ajax_page_state = isset($settings['ajaxPageState']) ? $settings['ajaxPageState'] : NULL;
+    if ($ajax_page_state) {
+      $old_ajax_page_state = \Drupal::service('big_pipe')->getAjaxPageState();
+      \Drupal::service('big_pipe')->setAjaxPageState($ajax_page_state);
+      if ($old_ajax_page_state === $ajax_page_state) {
+        unset($settings['ajaxPageState']);
+      }
+    }
   }
+  unset($settings['bigPipeResponseMarker']);
 }
 
 /**