{"status":"ok","service":"WhatsApp Message Generator","version":"2.0.0","endpoints":{"auth":"POST /auth/register  |  POST /auth/login","generate":"POST /whatsapp/generate","approve":"PUT  /whatsapp/messages/{id}/approve","send_sandbox":"POST /whatsapp/send/sandbox","send_production":"POST /whatsapp/send/production","send_bulk":"POST /whatsapp/send/bulk","status":"GET  /whatsapp/status/{sid}","messages":"GET  /whatsapp/messages","drafts":"GET  /whatsapp/messages/drafts","catalog":"POST /catalog/upload  |  GET /catalog/products","installments":"POST /installments/upload  |  GET /installments/pending","webhooks":"POST /webhook/status  |  POST /webhook/reply  |  GET /webhook/replies"}}