public java.lang.String getPageToken() {
      java.lang.Object ref = pageToken_;
      if (!(ref instanceof java.lang.String)) {
        com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        pageToken_ = s;
        return s;
      } else {
        return (java.lang.String) ref;
      }
    }
<pre>
Optional. A page token, received from a previous list subscriptions call.
Provide this parameter to retrieve the subsequent page.

When paginating, the filter value should match the call that provided the
page token. Passing a different value might lead to unexpected results.
</pre>

<code>string page_token = 2 [(.google.api.field_behavior) = OPTIONAL];</code>

@return The pageToken.
java-workspaceevents/proto-google-cloud-workspaceevents-v1/src/main/java/com/google/apps/events/subscriptions/v1/ListSubscriptionsRequest.java