{
  "event": "message_status",
  "data": {
    "message_id": "wamid.123456789",
    "status": "delivered",
    "timestamp": "2024-03-23T21:41:44.477Z"
  }
}

{
  "event": "incoming_message",
  "data": {
    "last_messages": "[{\"type\":\"user\",\"content\":\"Hello!\",\"timestamp\":\"2024-03-23T21:41:44.477Z\",\"content_type\":\"text\"}]",
    "conversation_paragraph": "User (9:41:44 PM): Hello!",
    "phone_number": "8801734363287",
    "recipient_name": "John Doe",
    "user_id": "6fb11ff2-d9b2-4560-8437-0fe58ec9f4a6",
    "last_message_of_user": "Hello!",
    "last_message_of_bot": "Hi there!",
    "message_type": "text",
    "user_timestamp": 1234567890,
    "bot_timestamp": 1234567890,
    "attachment_url": "https://api.insightssystem.com/vault/attachment.jpg"
  }
}

const express = require('express');
const app = express();

app.post('/webhook', express.json(), (req, res) => {
  const { event, data } = req.body;

  switch (event) {
    case 'message_status':
      handleMessageStatus(data);
      break;
    case 'incoming_message':
      handleIncomingMessage(data);
      break;
    default:
      console.log('Unknown event type:', event);
  }

  res.status(200).send('OK');
});

function handleMessageStatus(data) {
  console.log('Message status update:', data);
  // Process message status
}

function handleIncomingMessage(data) {
  console.log('Incoming message:', data);
  // Process incoming message
}

app.listen(3000, () => {
  console.log('Webhook server running on port 3000');
});