Older versions of the client (7.8 and below) have a bug in the html-formatting, where the `href` is not quoted. https://github.com/elastic/ems-client/blob/7.8/src/file_layer.js#L58
Older versions of the client (7.8 and below) have a bug in the html-formatting, where the
hrefis not quoted.https://github.com/elastic/ems-client/blob/7.8/src/file_layer.js#L58