Add queries to work with queries in GraphQL from Javascript

constants.js

module.exports = {
    apiUrl: 'https://breaking-bad-voting.herokuapp.com/graphql',
    queries: {
        getCharacters: `{
          characters {
            id
            name
            actor
            total_episodes
          }
        }`,
        getCharacterWalter: `{
          character (id: "1") {
            id
            name
            total_episodes
            votes
          }
        }`,
        getSelectCharacter: `
        query getCharacter($id: ID!) {
          character (id: $id) {
            id
            name
            actor
          }
        }`
    },
    mutations: {
        
    }
}