sequlelize query

models.inventory_transaction.findAll(
        {   attributes: [[models.sequelize.fn('sum', models.sequelize.col('quantity')), 'total']],
            include : [
                        {
                            model : models.product_entry,
                            attributes: [],
                            include : [
                                        {
                                            model : models.product,
                                            attributes: [['name', 'name']]
                                        }
                                    ]
                        }
                    ],
            group : ['inventory_transaction.product_entry_id', 'inventory_transaction.created_date', 'name' ]
        }
    )