use Laravel\Cashier\Billable;
 
class User extends Authenticatable
{
    use Billable;
}

DODO_PAYMENT=YOUR_API_KEY
DODO_SANDBOX=true
DODO_WEBHOOK_SECRET=YOUR_WEBHOOK_KEY

 $user->newSubscription('default', 'prod_id')
            ->setBilling($billing)
            ->setReturnUrl(route('user.dashboard'))
            ->create();

->withMiddleware(function (Middleware $middleware) {
    $middleware->validateCsrfTokens(except: [
        'dodo/*',
    ]);
})