diff --git a/index.js b/index.js
index b56aa24763a4858007d2b2eca54f8eb1d7e9e495..601f5e3d9315baf3836bde42fdc6596446a69cb5 100644
--- a/index.js
+++ b/index.js
@@ -4,6 +4,7 @@ const path = require('path');
 const ip = require('ip');
 const app = express();
 const server = http.createServer(app);
+const fs = require('fs')
 
 app.use(express.static(path.join(__dirname, 'public')));
 app.use(express.json()); // Use express.json() to parse JSON bodies
@@ -82,6 +83,51 @@ app.post('/am-i-ok/:deviceID', (req, res) => {
     console.log('Sent JSON:', responseToSend);
 });
 
+app.post('/json/:deviceID', (req, res) => {
+    const deviceID = req.params.deviceID;
+    console.log(`Json incoming form: ${deviceID}`)
+    let responseToSend
+
+    const measurementsFolderPath = path.join(__dirname, 'measurements', deviceID);
+
+    // Check if the folder exists, if not create it
+    if (!fs.existsSync(measurementsFolderPath)) {
+        fs.mkdirSync(measurementsFolderPath, { recursive: true });
+    }
+
+    // Get filename from request body
+    console.log("The body of the request is:")
+    console.log(req.body)
+    console.log("The paramteres are:")
+    console.log(req.params)
+    const { filename, ...jsonData } = req.body;
+    console.log("The filename shold be:", filename)
+
+    // Generate unique filename if not provided
+    const fileName = filename || deviceID + '.json';
+
+    // Path to save the file
+    const filePath = path.join(measurementsFolderPath, fileName);
+
+    // Write JSON data to the file
+
+
+
+    fs.writeFile(filePath, JSON.stringify(jsonData, null, 2), (err) => {
+        if (err) {
+            console.error('Error saving file:', err);
+            responseToSend = { error: err }
+            return res.status(500).json(responseToSend);
+        } else {
+            console.log('File saved successfully:', filePath);
+            responseToSend = { error: '' }
+            return res.status(200).json(responseToSend);
+        }
+    });
+
+    console.log('Sent JSON:', responseToSend);
+});
+
 
 app.post('/ready/:deviceID', (req, res) => {
     const deviceID = req.params.deviceID;
@@ -91,7 +137,6 @@ app.post('/ready/:deviceID', (req, res) => {
         console.log(`Received "ready" message from device ${deviceID}`);
         // Update the device state to "Ready"
         connectedDevices[deviceID].state = 'Ready';
-
     }
 });