src/Client.php
public function verifyCallbackRequest(array $params)
    {
        return $this->signatureCallback
            ->setOrderId(array_get($params, 'Order_ID'))
            ->setStatus(array_get($params, 'Status'))
            ->setFields(array_except($params, ['Order_ID', 'Status', 'Signature']))
            ->setPassword($this->getPassword())
            ->verify(array_get($params, 'Signature'));
    }
public function verifyCallbackRequest(array $params)
    {
        return $this->signatureCallback
            ->setOrderId(array_get($params, 'Order_ID'))
            ->setStatus(array_get($params, 'Status'))
            ->setFields(array_except($params, ['Order_ID', 'Status', 'Signature']))
            ->setPassword($this->getPassword())
            ->verify(array_get($params, 'Signature'));
    }
public function verifyCallbackRequest ( array $ params ) { return $ this -> signatureCallback -> setOrderId ( array_get ( $ params , 'Order_ID' ) ) -> setStatus ( array_get ( $ params , 'Status' ) ) -> setFields ( array_except ( $ params , [ 'Order_ID' , 'Status' , 'Signature' ] ) ) -> setPassword ( $ this -> getPassword ( ) ) -> verify ( array_get ( $ params , 'Signature' ) ) ; }
Verify signature when Client will be send callback request.

@param array $params
@return bool
Verify signature when Client will be send callback request .