diff --git a/index.mjs b/index.mjs
index 83cb788..01fa815 100644
--- a/index.mjs
+++ b/index.mjs
@@ -25,12 +25,14 @@ const server = Server.configure({
         const shout_id = parseInt(data.documentName.replace('shout-', ''), 10)
         console.debug(`shout_id extracted: ${shout_id}`);
 
+        const token = data.token || data.requestHeaders['authorization'] || ''
+
         const params = {
             token_type: 'access_token',
-            token: data.requestHeaders['authorization'] || '',
+            token
         };
 
-        if (!params.token) {
+        if (!token) {
             console.error('Authorization token not found');
             return null;
         }