getLastPaymentMethod example

public function getSalesChannels(): SalesChannelCollection
    {
        return new SalesChannelCollection(
            $this->fmap(fn (CustomerEntity $customer) => $customer->getSalesChannel())
        );
    }

    public function getLastPaymentMethods(): PaymentMethodCollection
    {
        return new PaymentMethodCollection(
            $this->fmap(fn (CustomerEntity $customer) => $customer->getLastPaymentMethod())
        );
    }

    public function getDefaultBillingAddress(): CustomerAddressCollection
    {
        return new CustomerAddressCollection(
            $this->fmap(fn (CustomerEntity $customer) => $customer->getDefaultBillingAddress())
        );
    }

    public function getDefaultShippingAddress(): CustomerAddressCollection
    {