{"message":"Marketplace Mercado Pago API","version":"1.0.0","endpoints":{"auth":{"connect":"GET /auth/connect","disconnect":"POST /auth/disconnect","callback":"GET /auth/callback","sellers":"GET /auth/sellers"},"payments":{"create":"POST /payments/create","transactions":"GET /payments/transactions/:sellerId"},"webhooks":{"mercadopago":"POST /webhooks/mercadopago"}}}