public static com.google.cloud.visionai.v1.Event parseDelimitedFrom(java.io.InputStream input)
      throws java.io.IOException {
    return com.google.protobuf.GeneratedMessageV3.parseDelimitedWithIOException(PARSER, input);
  }
<pre>
Grace period for cleaning up the event. This is the time the controller
waits for before deleting the event. During this period, if there is any
active channel on the event. The deletion of the event after grace_period
will be ignored.
</pre>

<code>.google.protobuf.Duration grace_period = 7;</code>
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/Event.java