diff --git a/examples/walkthrough.md b/examples/walkthrough.md
index 304b88f..5bcb566 100644
--- a/examples/walkthrough.md
+++ b/examples/walkthrough.md
@@ -132,7 +132,7 @@ class ChatUI {
             });
         }
         
-        await smartsend(
+        const { env, msg_json_str } = await smartsend(
             `/chat/${this.currentRoom}`,
             data,
             {
@@ -304,7 +304,7 @@ class FileUploadService {
             type: 'binary'
         }];
         
-        const envelope = await smartsend(
+        const { env, msg_json_str } = await smartsend(
             `/files/${recipient}`,
             data,
             {
@@ -314,7 +314,7 @@ class FileUploadService {
             }
         );
         
-        return envelope;
+        return env;
     }
     
     async uploadLargeFile(filePath, recipient) {
@@ -833,7 +833,7 @@ class DashboardUI {
     
     async refreshData() {
         // Request fresh data
-        await smartsend("/dashboard/request", [
+        const { env, msg_json_str } = await smartsend("/dashboard/request", [
             { dataname: "request", data: { type: "refresh" }, type: "dictionary" }
         ], {
             fileserverUrl: window.config.fileserver_url