|-
| '''Summary'''
|Creates a [[RESTXQ#Response|RESTXQ reponse response header]] with a default caching directive and default serialization parameters.<br/>
Header options can be supplied via the <code>$headers</code> argument. Empty string values can be specified to invalidate default values. By default, the following header options will be returned:
* <code>Cache-Control</code>: <code>max-age=3600,public</code>