public static Builder newBuilder(com.google.cloud.visionai.v1.EventUpdate prototype) {
    return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
  }
<pre>
The offset of the message that will be used to acknowledge of the message
receiving.
</pre>

<code>int64 offset = 5;</code>

@return The offset.
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/EventUpdate.java