public java.lang.String getAdSlotId() {
      java.lang.Object ref = adSlotId_;
      if (!(ref instanceof java.lang.String)) {
        com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        adSlotId_ = s;
        return s;
      } else {
        return (java.lang.String) ref;
      }
    }
<pre>
The ID used to identify the desired placement on a publisher's page.
Values to be used should be discussed between publishers and
advertisers.
</pre>

<code>string ad_slot_id = 8;</code>

@return The adSlotId.
java-video-stitcher/proto-google-cloud-video-stitcher-v1/src/main/java/com/google/cloud/video/stitcher/v1/Companion.java