Twocheckout exception errorCode 300

I want to integrate Twocheckout on my website i successfully generate token for payment by using the same procedure as define here https://www.2checkout.com/documentation/payment-api/create-token After this i got exceptin while making charge request i know this error is for privatekey or seller id or token,privatekey and seller id is same as for getting token request and token is also passing for this request i am using this library for charge request https://github.com/2Checkout/2checkout-php this is my charge request code .

    Twocheckout::privateKey('****************');
    Twocheckout::sellerId('*******');
    Twocheckout::sandbox(true);

    try {
        $charge = Twocheckout_Charge::auth(array(
            "sellerId" => "********",
            "merchantOrderId" => "123",
            "token" => $request->get('token'),
            "currency" => 'USD',
            "total" => '10.00',
            "billingAddr" => array(
                "name" => 'Testing Tester',
                "addrLine1" => '123 Test St',
                "city" => 'Columbus',
                "state" => 'OH',
                "zipCode" => '43123',
                "country" => 'USA',
                "email" => 'testingtester@2co.com',
                "phoneNumber" => '555-555-5555'
            ),
            "shippingAddr" => array(
                "name" => 'Testing Tester',
                "addrLine1" => '123 Test St',
                "city" => 'Columbus',
                "state" => 'OH',
                "zipCode" => '43123',
                "country" => 'USA',
                "email" => 'testingtester@2co.com',
                "phoneNumber" => '555-555-5555'
            )
        ));
        if ($charge['response']['responseCode'] == 'APPROVED') {
            echo "Thanks for your Order!";
        }

    } catch (Twocheckout_Error $e) {
        print_r($e->getMessage());
    }

via waqas asif