se corrige la solictud post de multimedia

main.js

@@ -1,5 +1,5 @@
 require('dotenv').config()
-const { Client, LocalAuth } = require('whatsapp-web.js');
+const { Client, LocalAuth, MessageMedia } = require('whatsapp-web.js');
 const qrcode = require('qrcode');
 const express = require('express');
 const bodyParser = require('body-parser');
@@ -69,24 +69,28 @@ app.post('/send-message', authenticateToken, (req, res) => {
     });
 });
 
-app.post('/send-media', authenticateToken, (req, res) => {
-    const { from, text, path } = req.body;    
-    const media = MessageMedia.fromFilePath(path);
+app.post('/send-media', authenticateToken, async (req, res) => {
+    try {
+        const { from, text, file } = req.body;    
+        const media = await MessageMedia.fromUrl(file);
 
-    if(text !== '') {
-        client.sendMessage(from, media, { caption: text}).then(response => {
-            res.status(200).send(response);
-        }).catch(error => {
-            res.status(500).send(error);
-        });
-    }else{
-        client.sendMessage(from, media).then(response => {
-            res.status(200).send(response);
-        }).catch(error => {
-            res.status(500).send
-        });
+        if (text !== '') {
+            await client.sendMessage(from, media, { caption: text }).then(response => {
+                res.status(200).send(response);
+            }).catch(error => {
+                res.status(500).send(error);
+            });
+        } else {
+            console.log(media);
+            await client.sendMessage(from, media).then(response => {
+                res.status(200).send(response);
+            }).catch(error => {
+                res.status(500).send(error);
+            });
+        }
+    } catch (error) {
+        res.status(500).send(error);
     }
-
 });
 
 app.listen(port, () => {