I posted this to my agency's Slack channel. It didn't unfurl because there's no OG data. I added this as byline: "Community projects looking for volunteers. Si

I posted this to my agency's Slack channel. It didn't unfurl because there's no OG data. I added this as byline: "Community projects looking for volunteers. Sign up and add your project to the list." OG data would help promote the page with less effort by those who share in social media and text messages.