accountSrv getAccount then function account staffUnitRes query account

accountSrv.getAccount().then(function (account) {
          staffUnitRes.query({'account._id': account._id}, function (staffUnit) {
            if (staffUnit.length > 0) {
              ticketBoxRouteRes.query({'staffUnits._id': staffUnit[0]._id}, function (tbRoutes) {
                var allBoxes = _.pluck(tbRoutes, 'sourceTicketBox');
                var officeWorkMenuIndex = _.findIndex($scope.menu, {name: 'officeWork'});
                _.forEach(allBoxes, function (box) {
                  $scope.menu[officeWorkMenuIndex].subElems.push({
                    icon: 'fa fa-inbox',
                    title: box.title,
                    name: 'officeWork.' + box._id,
                    accessName: 'officeWork.' + box._id + '.list',
                    url: '#!/officeWork',
                    isHidden: true
                  });
                });
                filterMenuByAccess($scope.menu);
              })
            } else {
              filterMenuByAccess($scope.menu);
            }
          })
        });