public com.google.protobuf.Timestamp getCreateTime() {
      if (createTimeBuilder_ == null) {
        return createTime_ == null
            ? com.google.protobuf.Timestamp.getDefaultInstance()
            : createTime_;
      } else {
        return createTimeBuilder_.getMessage();
      }
    }
<pre>
The time when the batch request was received.
</pre>

<code>.google.protobuf.Timestamp create_time = 5;</code>

@return The createTime.
java-vision/proto-google-cloud-vision-v1/src/main/java/com/google/cloud/vision/v1/OperationMetadata.java