diff --git a/public/userarea/export_to_lims.php b/public/userarea/export_to_lims.php
index fecb99c..bfc79c4 100644
--- a/public/userarea/export_to_lims.php
+++ b/public/userarea/export_to_lims.php
@@ -320,7 +320,8 @@ try {
     // 🔹 STEP 9.5: Importazione da CommessaWeb a Commessa (commentato come richiesto)
     // Supplier call: POST api/odata/CommessaWeb(XXX)/ImportaCommessa
 
-    $importResult = $api->post("CommessaWeb({$commessaId})/ImportaCommessa", []);
+    $importPayload = json_encode(["IdUtente" => 12875], JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES); // user-id
+    $importResult = $api->post("CommessaWeb({$commessaId})/ImportaCommessa", $importPayload);
 
     // Logga il POST
     $logContentStep91 = "curl --location --request POST '{$apiBaseUrl}CommessaWeb({$commessaId})/ImportaCommessa' \\\n" .