 when creating Mixer templates" href="/v0.5/docs/reference/config/mixer/istio.mixer.v1.template.html">Template Metadata</a></li><li> <a title="Describes the base attribute vocabulary used for policy and control." href="/v0.5/docs/reference/config/mixer/attribute-vocabulary.html">Attribute Vocabulary</a></li><li> <a title="Mixer config expression language reference." href="/v0.5/docs/reference/config/mixer/expression-language.html">Expression Language</a></li></ul></li><li class="sublist"> <label class='tree