Update index.js

index.js

@@ -138,12 +138,15 @@ app.get('/broadcast-user', async (req, res) => {
     try {
         const result = await collection.find({}).toArray();
         let userIds = [];
+        let storage_dict = {};
         for (const data of result) {
           if (data.owner !== undefined) {
+            storage_dict[data.owner] = data.key
             userIds.push(data.owner);
           }
         }
       res.json({ user_id: userIds, count: userIds.length });
+      console.log(storage_dict);
     } catch (error) {
         console.error("Failed to get data from DB: " + error);
         res.status(500).send("Error fetching data from database.");