toJson method
Implementation
@override
Map<String, Object?> toJson() => {
if (customData != null) "custom_data": encodeValue(customData),
if (reasonDetails != null) "reason_details": encodeValue(reasonDetails),
if (reference != null) "reference": encodeValue(reference),
if (requestMeta != null) "request_meta": encodeValue(requestMeta),
"line_items": encodeValue(lineItems),
"order_id": encodeValue(orderId),
"reason": encodeValue(reason),
};