presto-raptor-legacy/src/main/java/io/prestosql/plugin/raptor/legacy/metadata/ShardDelta.java/ShardDelta/ShardDelta
class ShardDelta:    @JsonCreator
    public ShardDelta(
            @JsonProperty("oldShardUuids") List<UUID> oldShardUuids,
            @JsonProperty("newShards") List<ShardInfo> newShards)
    {
        this.oldShardUuids = ImmutableList.copyOf(requireNonNull(oldShardUuids, "oldShardUuids is null"));
        this.newShards = ImmutableList.copyOf(requireNonNull(newShards, "newShards is null"));
    }