Bulk enable/disable namespace-level customization for packages

Spaces method and path for this operation:

<div><span class="operation-verb post">post</span>&nbsp;<span class="operation-path">/s/{space_id}/api/fleet/epm/packages/_bulk_namespace_customization</span></div>

Refer to Spaces for more information.

Enable or disable namespace-level index template customization for a list of packages in one call. Use this for IaC-style declarative flows.<br/><br/>[Required authorization] Route required privileges: integrations-all AND fleet-agent-policies-all.