Fatal error: Uncaught Error: Class "Vonage\Message\Viber\ViberText" not found in /home/zvanywebadmin/public_html/vishnuapi/index.php:26 Stack trace: #0 {main} thrown in /home/zvanywebadmin/public_html/vishnuapi/index.php on line 26

[vishnuchoudhary2822]

`<?php
ini_set('display_errors', 1);
ini_set('display_startup_errors', 1);
error_reporting(E_ALL);

require_once 'vendor/autoload.php';

use Vonage\Client;
use Vonage\Client\Credentials\Keypair;

// Set your Vonage API credentials
$apiKey = 'xxxxx';
$apiSecret = 'xxxxx';
$applicationId = 'xxxxxxxxx';
$privateKeyPath = './private.key'; // Path to your private key file

// Create Vonage API client
$credentials = new Keypair($apiKey, $privateKeyPath);
$client = new Client($credentials);

// Set the recipient and sender numbers
$toNumber = 'xxxxxxxxx'; // Replace with the recipient's Viber number
$fromNumber = 'xxxxxxxxxx'; // Replace with your Viber number associated with the application

// Create Viber text message
$viber = new \Vonage\Message\Viber\ViberText(
$toNumber,
$fromNumber,
'This is a text message sent using the Vonage PHP SDK'
);

// Send the Viber message
$response = $client->message()->send($viber);

// Handle the response
if ($response->getStatus() == 0) {
echo 'Viber message sent successfully!';
} else {
echo 'Error sending Viber message. Error code: ' . $response->getMessages()[0]->getStatus();
`}``

Need help Can you Please check my what's the issue

I want to send messages through Vonage WhatsApp API. but it's showing error below

Fatal error: Uncaught Error: Class "Vonage\Message\Viber\ViberText" not found in /home/zvanywebadmin/public_html/vishnuapi/index.php:26 Stack trace: #0 {main} thrown in /home/zvanywebadmin/public_html/vishnuapi/index.php on line 26