presto-spi/src/main/java/io/prestosql/spi/predicate/NullableValue.java/Serializable/Serializable
class Serializable:        @JsonCreator
        public Serializable(
                @JsonProperty("type") Type type,
                @JsonProperty("block") Block block)
        {
            this.type = requireNonNull(type, "type is null");
            this.block = block;
        }