diff --git a/src/formHandler.js b/src/formHandler.js
index 4ab4af9..5af6a8e 100644
--- a/src/formHandler.js
+++ b/src/formHandler.js
@@ -4,8 +4,16 @@ import fetch from 'node-fetch';
 export async function submitToListmonk(req, res) {
     const { name, email, message } = req.body;
 
+    
     const listmonkUrl = process.env.LISTMONK_URL;
-    const apiKey = process.env.API_KEY;
+    const listmonkUsername = process.env.LISTMONK_USERNAME;
+    const listmonkPassword = process.env.LISTMONK_PASSWORD;
+
+    // Encode username and password as base64
+    const auth = Buffer.from(`${listmonkUsername}:${listmonkPassword}`).toString('base64');
+
+    
+    console.log(`Sending request to Listmonk with URL: ${listmonkUrl}`);
 
     const payload = {
         email,
@@ -14,18 +22,21 @@ export async function submitToListmonk(req, res) {
         fields: { message }
     };
 
+    console.log('Sending request to Listmonk with payload:', payload);
+
     try {
         const response = await fetch(listmonkUrl, {
             method: 'POST',
             headers: {
-                'Content-Type': 'application/json',
-                'Authorization': `Bearer ${apiKey}`
+              'Content-Type': 'application/json',
+              'Authorization': `Basic ${auth}`
             },
             body: JSON.stringify(payload)
-        });
+          })
 
         if (!response.ok) {
-            throw new Error(`Listmonk API error: ${response.statusText}`);
+            const errorBody = await response.text(); // Get the response body as text
+            throw new Error(`Listmonk API error: ${response.statusText}. Response body: ${errorBody}`);
         }
 
         const result = await response.json();