public Builder mergeDwellEndTime(com.google.protobuf.Timestamp value) {
        if (dwellEndTimeBuilder_ == null) {
          if (((bitField0_ & 0x00000008) != 0)
              && dwellEndTime_ != null
              && dwellEndTime_ != com.google.protobuf.Timestamp.getDefaultInstance()) {
            getDwellEndTimeBuilder().mergeFrom(value);
          } else {
            dwellEndTime_ = value;
          }
        } else {
          dwellEndTimeBuilder_.mergeFrom(value);
        }
        if (dwellEndTime_ != null) {
          bitField0_ |= 0x00000008;
          onChanged();
        }
        return this;
      }
<pre>
The end time when a dwelling object has exited in a zone.
</pre>

<code>.google.protobuf.Timestamp dwell_end_time = 4;</code>
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/OccupancyCountingPredictionResult.java