public Builder lastObservedTime(String lastObservedTime) {
            return lastObservedTime(Output.of(lastObservedTime));
        }
@param lastObservedTime lastObservedTime is the time when last Event from the series was seen before last heartbeat.

@return builder
sdk/java/src/main/java/com/pulumi/kubernetes/events/v1/inputs/EventSeriesArgs.java