{"type":"rich","version":"1.0","title":"Ret wrote","author_name":"Ret (npub1da…8kdes)","author_url":"https://yabu.me/npub1dactg8lym75h57ztn6mrzxzvw0ehvqex4xhrmg2rex307j467v8sj8kdes","provider_name":"njump","provider_url":"https://yabu.me","html":"is there some standardised shibboleth for that?"}