public void setData(JsonStringWrapper data) {
   this.data = NullableWrapper.create(data);
 }
 public void setCode(String code) {
   this.code = NullableWrapper.create(code);
 }
 public void setType(String type) {
   this.type = NullableWrapper.create(type);
 }
 public void setName(String name) {
   this.name = NullableWrapper.create(name);
 }