GraphQL in nodeJS with Apollo

require('dotenv').config();
const gql = require('graphql-tag');
const ApolloClient = require('apollo-boost').ApolloClient;
const fetch = require('cross-fetch/polyfill').fetch;
const createHttpLink = require('apollo-link-http').createHttpLink;
const InMemoryCache = require('apollo-cache-inmemory').InMemoryCache;
const client = new ApolloClient({
    link: createHttpLink({
        uri: process.env.API,
        fetch: fetch
    }),
    cache: new InMemoryCache()
});

client.mutate({
    mutation: gql`
    mutation popJob {
        popJob {
            id
            type
            param
            status
            progress
            creation_date
            expiration_date
        }
    }
    `,
}).then(job => {
    console.log(job);
})