/errors/asset_error.proto 

--- v18/errors/asset_error.proto    2025-08-05 14:36:11.000000000 +0000
+++ v19/errors/asset_error.proto    2025-08-05 14:36:15.000000000 +0000
@@ -154,5 +154,11 @@

     // Page Feed label text contains invalid characters.
     PAGE_FEED_INVALID_LABEL_TEXT = 38;
+
+    // The customer is not in the allow-list for whatsapp message asset type.
+    CUSTOMER_NOT_ON_ALLOWLIST_FOR_WHATSAPP_MESSAGE_ASSETS = 39;
+
+    // Only customers on the allowlist can create AppDeepLinkAsset.
+    CUSTOMER_NOT_ON_ALLOWLIST_FOR_APP_DEEP_LINK_ASSETS = 40;
   }
 }