{"type":"rich","version":"1.0","author_name":"Chain Signal (npub1xm…yqnlh)","author_url":"https://nostr.ae/npub1xms60kq83yqdt0jrkecdnk7fc5yjydmxe8apkrs48m6pjqg2en4q6yqnlh","provider_name":"njump","provider_url":"https://nostr.ae","html":"OP_RETURN change is estimated to increase block size by 14.4 KB, which is roughly 4% of the current block size."}