import java.util.ArrayList;
import java.util.Date;
import java.util.List;
+import com.fasterxml.jackson.annotation.JsonFormat;
import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.annotation.JsonInclude.Include;
private String modelInvariantId;
+ @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss.SSS")
private Date created;
private String modelVersion;