public com.google.protobuf.Timestamp getExpireTime() {
      if (expireTimeBuilder_ == null) {
        return expireTime_ == null
            ? com.google.protobuf.Timestamp.getDefaultInstance()
            : expireTime_;
      } else {
        return expireTimeBuilder_.getMessage();
      }
    }
<pre>
The lease expire time.
</pre>

<code>.google.protobuf.Timestamp expire_time = 4;</code>

@return The expireTime.
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/Lease.java