Automate Customer Support on WhatsApp

const res = await fetch('https://waba-api.startmessaging.com/api/v1/messages', {
  method: 'POST',
  headers: {
    'Authorization': 'Bearer ' + process.env.SM_API_KEY,
    'Content-Type': 'application/json',
    'Idempotency-Key': 'ticket-2291-refund',
  },
  body: JSON.stringify({
    "to": "+919812345678",
    "type": "text",
    "text": {
      "body": "Hi Asha, your refund for order #1042 was processed today. It reaches your account in 3–5 working days."
    },
    "clientReference": "ticket-2291"
  }),
});

const { data } = await res.json();
console.log(data.id, data.status);

import os, requests

res = requests.post(
    'https://waba-api.startmessaging.com/api/v1/messages',
    headers={
        'Authorization': f"Bearer {os.environ['SM_API_KEY']}",
        'Idempotency-Key': 'ticket-2291-refund',
    },
    json={
      "to": "+919812345678",
      "type": "text",
      "text": {
        "body": "Hi Asha, your refund for order #1042 was processed today. It reaches your account in 3–5 working days."
      },
      "clientReference": "ticket-2291"
    },
)

data = res.json()['data']
print(data['id'], data['status'])

<?php
$body = <<<'JSON'
{
  "to": "+919812345678",
  "type": "text",
  "text": {
    "body": "Hi Asha, your refund for order #1042 was processed today. It reaches your account in 3–5 working days."
  },
  "clientReference": "ticket-2291"
}
JSON;

$ch = curl_init('https://waba-api.startmessaging.com/api/v1/messages');
curl_setopt_array($ch, [
    CURLOPT_POST => true,
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_HTTPHEADER => [
        'Authorization: Bearer ' . getenv('SM_API_KEY'),
        'Content-Type: application/json',
        'Idempotency-Key: ticket-2291-refund',
    ],
    CURLOPT_POSTFIELDS => $body,
]);
$data = json_decode(curl_exec($ch), true)['data'];
echo $data['id'] . ' ' . $data['status'];