Problems subscribing to friendica user on squeet.me

2018-04-22 20:57:02 LOG_WARNING: [gnusocial.no:346973.42da99ce POST /main/ostatussub] Attempting to (re)start PuSH subscription to https://squeet.me/feed/${the-username}/ in unexpected state subscribe

2018-04-22 20:57:02 LOG_ERR: [gnusocial.no:346973.42da99ce POST /main/ostatussub] HTTPClient: HTTP POST https://squeet.me/pubsubhubbub/${the-username} - 404 Error

2018-04-22 20:57:02 LOG_ERR: [gnusocial.no:346973.42da99ce POST /main/ostatussub] FeedSub::doSubscribe: sub req failed with HTTP 404:

<html>
    <head>
            <title>Error 404</title>
    </head>
    <body>
            <h1>Error 404</h1>
            <p></p>
    </body>
</html>

2018-04-22 20:57:02 LOG_DEBUG: [gnusocial.no:346973.42da99ce POST /main/ostatussub] action.php - Server error '500' on 'ostatussub': subscribe request failed.

2018-04-22 20:57:02 LOG_ERR: [gnusocial.no:346973.42da99ce POST /main/ostatussub] Handled serverError (500) but cannot output into desired format (NULL): 'subscribe request failed.'

2018-04-22 20:57:02 LOG_ERR: [gnusocial.no:346973.42da99ce POST /main/ostatussub] ServerErrorAction: 500 subscribe request failed.

#8 Problems subscribing to friendica user on squeet.me