public static <K, V> Produced<K, V> valueSerde(final Serde<V> valueSerde) {
        return new Produced<>(null, valueSerde, null, null);
    }
Create a Produced instance with provided valueSerde.
@param valueSerde    Serde to use for serializing the key
@param <K>           key type
@param <V>           value type
@return  A new {@link Produced} instance configured with valueSerde
@see KStream#to(String, Produced)
streams/src/main/java/org/apache/kafka/streams/kstream/Produced.java