public Watchlist withWatchlistId(String watchlistId) {
        setWatchlistId(watchlistId);
        return this;
    }
<p>
The identifier of the watchlist.
</p>

@param watchlistId
       The identifier of the watchlist.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-voiceid/src/main/java/com/amazonaws/services/voiceid/model/Watchlist.java