@java.lang.Override
    public int getSerializedSize() {
      int size = memoizedSize;
      if (size != -1) return size;

      size = 0;
      if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(networkCode_)) {
        size += com.google.protobuf.GeneratedMessageV3.computeStringSize(1, networkCode_);
      }
      if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(streamId_)) {
        size += com.google.protobuf.GeneratedMessageV3.computeStringSize(2, streamId_);
      }
      size += getUnknownFields().getSerializedSize();
      memoizedSize = size;
      return size;
    }
<pre>
Required. The stream ID generated by Ad Manager.
</pre>

<code>string stream_id = 2 [(.google.api.field_behavior) = REQUIRED];</code>

@return The bytes for streamId.
java-video-stitcher/proto-google-cloud-video-stitcher-v1/src/main/java/com/google/cloud/video/stitcher/v1/VodSession.java