const response = await fetch('https://api.smstapsa.site/v1/sms/send', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
    'x-api-key': 'your_api_key'
  },
  body: JSON.stringify({
    phoneNumbers: ['255712345678'],
    message: 'Hello from TAPSA!',
    senderId: 'TAPSA'
  })
});

const data = await response.json();
console.log(data);

import requests

url = "https://api.smstapsa.site/v1/sms/send"
headers = {
    "Content-Type": "application/json",
    "x-api-key": "your_api_key"
}
payload = {
    "phoneNumbers": ["255712345678"],
    "message": "Hello from TAPSA!",
    "senderId": "TAPSA"
}

response = requests.post(url, json=payload, headers=headers)
print(response.json())

<?php
$curl = curl_init();

curl_setopt_array($curl, [
    CURLOPT_URL => "https://api.smstapsa.site/v1/sms/send",
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_POST => true,
    CURLOPT_HTTPHEADER => [
        "Content-Type: application/json",
        "x-api-key: your_api_key"
    ],
    CURLOPT_POSTFIELDS => json_encode([
        "phoneNumbers" => ["255712345678"],
        "message" => "Hello from TAPSA!",
        "senderId" => "TAPSA"
    ])
]);

$response = curl_exec($curl);
curl_close($curl);
echo $response;