How to use the ember-data-factory-guy.Scenario.settings function in ember-data-factory-guy

import {Scenario} from 'ember-data-factory-guy'
import ListItems from './list-items'

Scenario.settings({
  logLevel: 1 // All FactoryGuy response info in console
})

export default class extends Scenario {
  run () {
    this.include([ListItems])
  }
}

import { Scenario } from 'ember-data-factory-guy';

import Users from './users';
//import UsersB from './usersB';

Scenario.settings({
  mockjaxLogLevel: 1,
  logLevel: 1,
});

export default class extends Scenario {
  run() {
    this.include([Users]);
//    this.include([UsersB]);
  }
}