curl -X POST https://mail.exploit.bot//send.php \
-H "Content-Type: application/json" \
-H "X-API-Key: your-api-key-here" \
-d '{
"to": "recipient@example.com",
"subject": "Welcome to Our Service",
"body": "Welcome!
Thank you for registering.
",
"from_alias": "noreply",
"is_html": true
}'