vc_backend_editor_enqueue_js_css

See hook in action

See this hook used in plugins:

Select Pluginall-in-one-seo-pack.4.5.2.1all-in-one-seo-pack.4.5.3.1all-in-one-seo-pack.4.5.4all-in-one-seo-pack.4.5.5all-in-one-seo-pack.4.5.6all-in-one-seo-pack.4.5.7.1all-in-one-seo-pack.4.5.7.2all-in-one-seo-pack.4.5.7.3all-in-one-seo-pack.4.5.8all-in-one-seo-pack.4.5.9.1all-in-one-seo-pack.4.5.9.2all-in-one-seo-pack.4.6.2