const EkkoSdk = require('ekko-nodejs');
const ekko = EkkoSdk('<SOME API TOKEN>');
 
const payload = {
    "user_id": string,
    "nickname": string,
    "image_url": string,
    "issue_access_token": boolean // (Optional)
};
ekko.users.create(payload)
    .then(function (response) {
        // do something with ekko response
        // {
        //     "user_id": string,
        //     "nickname": string,
        //     "image_url": string,
        //     "access_token": string
        // }
    });