private com.google.protobuf.SingleFieldBuilderV3<
            com.google.protobuf.Timestamp,
            com.google.protobuf.Timestamp.Builder,
            com.google.protobuf.TimestampOrBuilder>
        getPostingPublishTimeFieldBuilder() {
      if (postingPublishTimeBuilder_ == null) {
        postingPublishTimeBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.protobuf.Timestamp,
                com.google.protobuf.Timestamp.Builder,
                com.google.protobuf.TimestampOrBuilder>(
                getPostingPublishTime(), getParentForChildren(), isClean());
        postingPublishTime_ = null;
      }
      return postingPublishTimeBuilder_;
    }
<pre>
The timestamp this job posting was most recently published. The default
value is the time the request arrives at the server. Invalid timestamps are
ignored.
</pre>

<code>.google.protobuf.Timestamp posting_publish_time = 24;</code>
java-talent/proto-google-cloud-talent-v4/src/main/java/com/google/cloud/talent/v4/Job.java