sourcenode on Nostr: Is this recent?

{ "id": "89a5edbecafbedebe6269248472ae76be98fb8717b2c3d2ace0de612ca52208d", "pubkey": "9267545d2917b80f707ffdb44a8ff979182568ef7baa04ee756b1f01d4e3688a", "created_at": 1680539606, "kind": 1, "tags": [ [ "e", "f4ae7969493564c657a91d4c419b86ce49d3843333b2456e1cc82c8e86581ea8" ], [ "p", "1dc754f1925916b903245f0378ba4cb9147b88bf493103855386deb7b9baeded" ] ], "content": "Is this recent?", "sig": "f26ca2532bca55f157acc86c23120a26a70c0a45977a875f42ad2054b075aadfbcb94c7d7f91be50db2c9e059c6fcd35d31a4976c84186b83c7aae6064207f71" }