{"type":"rich","version":"1.0","title":"livid wrote","author_name":"livid (npub1jh…kp745)","author_url":"https://yabu.me/npub1jhvk57c748n0xf58m4htrcl4365twqd36umuu23qkla3c90q8tksekp745","provider_name":"njump","provider_url":"https://yabu.me","html":"nostr 的 relays 需要维护一个基于关键词（域名，特殊 URL）的 spam 过滤机制"}