public <T> Map<TopicPartition, T> emptyResults() {
        Map<TopicPartition, T> result = new HashMap<>();
        timestampsToSearch.keySet().forEach(tp -> result.put(tp, null));
        return result;
    }
Build result representing that no offsets were found as part of the current event.

@return Map containing all the partitions the event was trying to get offsets for, and
null {@link OffsetAndTimestamp} as value
clients/src/main/java/org/apache/kafka/clients/consumer/internals/events/ListOffsetsEvent.java