code: function(attributes, cb) {
          if (_.isArray(attributes)) {
            var self = this;
            for (var i = 0; i < attributes.length; i++) { // validate all
              var each = attributes[i];
              var entity = (this.isInstance(each)) ? each : self.new(attributes[i]);
              if (!entity.isValid()) { return cb(entity.getErrors()); } // todo: collect all entities errors?
            }
            client.batchCreate(this._usergrid.type, attributes, function(err, entities) { // create with single call
              if (err) { return cb(err); }
              var wrapped = _.map(entities, function(entity) {
                return wrap(self, entity);
              });
              cb(null, wrapped);
            });
          } else {
            this.new(attributes).save(cb);
          }
        }
docs: creates and entity or entities immediately on the server w/ attributes and returns the entity / entities attributes may be an attribute object or an array of entity objects or attribute objects