@CustomType.Setter
        public Builder count(Integer count) {
            if (count == null) {
              throw new MissingRequiredPropertyException("EventSeries", "count");
            }
            this.count = count;
            return this;
        }
@return lastObservedTime is the time when last Event from the series was seen before last heartbeat.
sdk/java/src/main/java/com/pulumi/kubernetes/events/v1/outputs/EventSeries.java