@java.lang.Override
    public long getBytesFoundOnlyFromSink() {
      return bytesFoundOnlyFromSink_;
    }
<pre>
Bytes found only in the data sink that are scheduled to be deleted.
</pre>

<code>int64 bytes_found_only_from_sink = 4;</code>

@return The bytesFoundOnlyFromSink.
java-storage-transfer/proto-google-cloud-storage-transfer-v1/src/main/java/com/google/storagetransfer/v1/proto/TransferTypes.java