resource.cardsnacks-staging.com
<script async>
  (function() {
    window.pageViewedRegistrarConfig = {
      environment: 'staging',        // values: 'production' | 'staging'                  default: 'staging',
      method: 'post',                //                                                   default: 'uuid',
      use: 'cookie://uuid',          // values: 'localStorage://NAME' | 'cookie://NAME'   default: 'cookie'
      take: 'localStorage://uuid',   // if teed to get initial val from other place       default: null
      payload: {                     // any data                                          default: null
        url: window.location.href,   // for example include current page url to payload
        // . . .some other params
      },
      endpoint: '/api/v1/landing_page/viewed_page', //                                    default: '/api/v1/landing_page/viewed_page'
    }
    var js = document.createElement('script');
    js.src = 'https://resource.cardsnacks-staging.com/modules/page-viewed-registrar/entity.js';
    document.body.appendChild(js);
  })()
</script>