private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.video.livestream.v1.Event,
            com.google.cloud.video.livestream.v1.Event.Builder,
            com.google.cloud.video.livestream.v1.EventOrBuilder>
        getEventFieldBuilder() {
      if (eventBuilder_ == null) {
        eventBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.video.livestream.v1.Event,
                com.google.cloud.video.livestream.v1.Event.Builder,
                com.google.cloud.video.livestream.v1.EventOrBuilder>(
                getEvent(), getParentForChildren(), isClean());
        event_ = null;
      }
      return eventBuilder_;
    }
<pre>
Required. The event resource to be created.
</pre>

<code>
.google.cloud.video.livestream.v1.Event event = 2 [(.google.api.field_behavior) = REQUIRED];
</code>
java-video-live-stream/proto-google-cloud-live-stream-v1/src/main/java/com/google/cloud/video/livestream/v1/CreateEventRequest.java