toJson method
Implementation
Map<String, dynamic> toJson() {
final Map<String, dynamic> data = <String, dynamic>{};
data['id'] = id;
data['rate_id'] = rateId;
data['rate_code'] = rateCode;
data['label'] = label;
data['compound'] = compound;
data['tax_total'] = taxTotal;
data['shipping_tax_total'] = shippingTaxTotal;
data['meta_data'] = metaData;
return data;
}