首先定义Model对象:var deliveryInfoModel = new DeliveryInfo();

第二步定义嵌套的list对象:var list = new List<DeliveryInfoModel>();

第三步定义嵌套的model对象:var model = new DeliveryInfoModel();

第四步对定义的嵌套model对象赋值:

model.DeliveryType = 1;
model.DeliveryWay = 1;
model.DeliveryCode = orderId.ToString();
model.DeliveryComp = "门店发货";

第五步将赋值后的嵌套model添加到定义好的嵌套list中:list.Add(model);

第六步将已有值得list赋值给定义的model:deliveryInfoModel.data = list;