Introducción

curl -X POST https://api.reallyquickemails.com/v1/send-email \
  -H "Authorization: Bearer sk_proj_xxxxxxxxxxxx" \
  -H "Content-Type: application/json" \
  -d '{
    "recipient_email": "usuario@ejemplo.com",
    "sender_email": "hola@tudominio.com",
    "subject": "Hola desde ReallyQuickEmails",
    "html_body": "<h1>Hola</h1><p>Mi primer email con RQE.</p>"
  }'

{
  "message": "Email sent successfully",
  "email_id": "550e8400-e29b-41d4-a716-446655440000",
  "project_id": "123e4567-e89b-12d3-a456-426614174000"
}