toJson method

Implementation

core.Map<core.String, core.dynamic> toJson() => {
      if (lineItems != null) 'lineItems': lineItems!,
      if (operationId != null) 'operationId': operationId!,
      if (orderId != null) 'orderId': orderId!,
      if (returnMethodType != null) 'returnMethodType': returnMethodType!,
    };