ACFacebookAudienceKey Only required when posting permissions are requested. Declarationlet ACFacebookAudienceKey: String See AlsoAccount KeysACFacebookAppIdKeyACFacebookAudienceEveryoneACFacebookAudienceFriendsACFacebookAudienceOnlyMeACFacebookPermissionsKeyACLinkedInAppIdKeyACLinkedInPermissionsKeyACTencentWeiboAppIdKey