API Trigger for when a contact owner is changed

<?php

add_action('groundhogg/contact/owner_changed', 'do_trigger_when_owner_changed', 10, 3 );

/**
 * Call an custom Trigger whenever the contact owner is changed
 *
 * @param  WP_User  $new_owner
 * @param  \Groundhogg\Contact  $contact
 * @param  WP_User  $old_owner
 *
 * @return void
 */
function do_trigger_when_owner_changed( WP_User $new_owner, \Groundhogg\Contact $contact, WP_User $old_owner  ) {
	\Groundhogg\do_api_trigger( 'contact_owner_changed', $contact );
}