HTTPS://PRODUCINGTECHNOLOGY.COM/65-APPS/PADMANABANSUDHAKAR_178496_15200341_SLOWSPARKS_APP.HTML

A website to view posts and you can see the raw json file and other details

you could not enable or disable features but it shows the option to

make the enabled and disabled toggle clickable in this section: commentsEnabled Enabled newsletterEnabled Enabled analyticsEnabled Enabled