=> self.indexOf(element) === index);
    	        let userResp = await getJson('/api/users/ids?' + userIds.map(id=>'id='+id).join('&'));
    	        headlines.map(h => {
	            	h.user = userResp[h.userId];
			    });
			    return {
                	published: published,
                	page: page,
                    headlines: headlines
                };
			},
    	    data => initVM(data),
    	    err => UIkit.modal.alert(translateError(err))
    	);
    });

    function initVM(data) {
      