GlobalException,clientIp: , 
path:/Usage/v1, params:{}, 
contentType:application/json,
model:null, appVersion:null, language:en_US, 
message:Type definition error: [simple type, class TimeStt]; 
nested exception is com.fasterxml.jackson.databind.exc.InvalidDefinitionException: 
Cannot construct instance of `TimeStt` 
(no Creators, like default constructor, exist):
cannot deserialize from Object value 
(no delegate- or property-based Creator)

public class TimeStt {private String desc;private long time;public TimeStt() {}public TimeStt(long timestamp, String description) {this.time = timestamp;this.desc = description;}public String getDesc() {return desc;}public void setDesc(String desc) {this.desc = desc;}public long getTime() {return time;}public void setTime(long time) {this.time = time;}
}