public function find($id)
    {
        if (trim($id) == "") {
            throw new Exception\NotFound('dispute with id "' . $id . '" not found');
        }

        try {
            $path = $this->_config->merchantPath() . '/disputes/' . $id;
            $response = $this->_http->get($path);
            return Dispute::factory($response['dispute']);
        } catch (Exception\NotFound $e) {
            throw new Exception\NotFound('dispute with id "' . $id . '" not found');
        }
    }