toJson method
Implementation
Map<String, dynamic> toJson() {
final Map<String, dynamic> data = <String, dynamic>{};
data['price'] = price;
data['product_id'] = productId;
data['quantity'] = quantity;
data['requires_shipping'] = requiresShipping;
if (sku != null) {
data['sku'] = sku;
}
data['variant_id'] = variantId;
data['taxable'] = taxable;
return data;
}