public InvoiceSignature clone() {
number ret = bindings.InvoiceSignature_clone(this.ptr);
const ret_hu_conv: InvoiceSignature = new InvoiceSignature(null, ret);
public InvoiceSignature clone() {
number ret = bindings.InvoiceSignature_clone(this.ptr);
const ret_hu_conv: InvoiceSignature = new InvoiceSignature(null, ret);