diff --git a/public/upsell.html b/public/upsell.html
index 1394c34..cead8f7 100644
--- a/public/upsell.html
+++ b/public/upsell.html
@@ -113,22 +113,28 @@
   </form>
 
   <script>
-    const params = new URLSearchParams(window.location.search);
-    const uuid = params.get("uuid");
-    document.getElementById("uuidDisplay").textContent = uuid ? uuid.toLowerCase() : "-";
+ const params = new URLSearchParams(window.location.search);
+  const uuid = params.get("uuid");
+  document.getElementById("uuidDisplay").textContent = uuid ? uuid.toLowerCase() : "-";
 
+  const webhookUrl = "https://002-001-5dd6e535-4d1c-46bc-9bd9-42ad4bc5f082.odoo4projects.com/webhook/0c8536be-d175-4740-8e78-123159193b23";
+const webhookPost = webhookUrl + "/submit-data";
 
-    const webhookBase = `https://002-001-5dd6e535-4d1c-46bc-9bd9-42ad4bc5f082.odoo4projects.com/webhook/0c8536be-d175-4740-8e78-123159193b23?uuid=${uuid}`;
-    const webhookPost = `${webhookBase}/submit-data`;
+  async function loadData() {
+    if (!uuid) {
+      alert("Missing uuid parameter in URL");
+      return;
+    }
+
+    try {
+      const res = await fetch(webhookUrl, {
+        method: "POST",
+        headers: {
+          "Content-Type": "application/json"
+        },
+        body: JSON.stringify({ uuid }) // send uuid in request body
+      });
 
-async function loadData() {
-  if (!uuid) {
-    alert("Missing uuid parameter in URL");
-    return;
-  }
-  try {
-    console.log(webhookBase)
-    const res = await fetch(webhookBase); // Fetching the webhook JSON
     if (!res.ok) throw new Error("Failed to fetch data");
     const data = await res.json();