RunKit + npm: js-graphql-query-lib

const QueryBuilder = require('js-graphql-query-lib/QueryBuilder'); let filter = { lang: 'en', id: 755, DateOfBirth: ["2018-04-23 00:00:00", "2018-04-23 23:59:59"], favorites: true, }; let select = [ 'id', { account: ['bill', 'transaction', 'country'] }, 'name', { passport: [ {placeofissue: ['country', 'city']}, 'seria', 'number' ] } , ]; let QueryObject = new QueryBuilder('User', filter, select); console.log(QueryObject.query);