_rep_repoPolicy.xml

<?xml version="1.0" encoding="UTF-8"?>
<jcr:root xmlns:jcr="http://www.jcp.org/jcr/1.0" xmlns:rep="internal"
    jcr:primaryType="rep:ACL">
    <allow
        jcr:primaryType="rep:GrantACE"
        rep:principalName="administrators"
        rep:privileges="{Name}[jcr:namespaceManagement,jcr:nodeTypeDefinitionManagement,jcr:workspaceManagement,rep:privilegeManagement]"/>
</jcr:root>