Fatal error: Uncaught exception 'Exception' with message 'Please initialize SDK first' in /disk2/canada/payment.mundodosvistos.com.br/vendor/mercadopago/dx-php/src/MercadoPago/Entity.php:38 Stack trace: #0 /disk2/canada/payment.mundodosvistos.com.br/index.php(5): MercadoPago\Entity->__construct() #1 {main} thrown in /disk2/canada/payment.mundodosvistos.com.br/vendor/mercadopago/dx-php/src/MercadoPago/Entity.php on line 38