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

    size = 0;
    if (java.lang.Double.doubleToRawLongBits(timeSeconds_) != 0) {
      size += com.google.protobuf.CodedOutputStream.computeDoubleSize(3, timeSeconds_);
    }
    if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(markName_)) {
      size += com.google.protobuf.GeneratedMessageV3.computeStringSize(4, markName_);
    }
    size += getUnknownFields().getSerializedSize();
    memoizedSize = size;
    return size;
  }
<pre>
Time offset in seconds from the start of the synthesized audio.
</pre>

<code>double time_seconds = 3;</code>

@return The timeSeconds.
java-texttospeech/proto-google-cloud-texttospeech-v1beta1/src/main/java/com/google/cloud/texttospeech/v1beta1/Timepoint.java