DSIV on Nostr: I am confused

{ "id": "6092801b7eb7a813787d82f93f71f03bde4798ee72254bb2c37b49633012645a", "pubkey": "23708a76e7090cb108d33e8801fd36262c475e5499b23eb87eee4a31f4f0144e", "created_at": 1742167790, "kind": 1, "tags": [ [ "imeta", "url https://i.nostr.build/NHgOnFiiUEAjjGEz.jpg", "blurhash eIH1f34nt,xtnO5RWnbbV[kC0}%gr?jIS#v}xanOkpS#S}xat7OXs:", "dim 4032x2499" ], [ "r", "https://i.nostr.build/NHgOnFiiUEAjjGEz.jpg" ] ], "content": "I am confused https://i.nostr.build/NHgOnFiiUEAjjGEz.jpg ", "sig": "4eb474031ba7064761110e14702ba57bba0a4722dbe059e6d1bcf9201e40f1e8ab83cde2e3f23beb0d2e7c2d6dc1a64bf994866dee4d108208666bc67a7310b9" }