Raskass

{ "@type": "MessageCard", "@context": "http://schema.org/extensions", "themeColor": "0076D7", "summary": "Larry Bryant created a new task", "sections": [{ "activityTitle": "Larry Bryant created a new task", "activitySubtitle": "On Project Tango", "activityImage": "https://teamsnodesample.azurewebsites.net/static/img/image5.png", "facts":...

This was an example of what I found. Now I tink it has to be adapted for your gem, can we open a branch to try it out ?